Find the End Behavior f(x)=(x+4)^2(x+2)(x-2)^2

$f (x) = {(x + 4)}^{2} (x + 2) {(x - 2)}^{2}$

Step 1

Identify the degree of the function.

Simplify and reorder the polynomial.

Rewrite ${(x + 4)}^{2}$ as $(x + 4) (x + 4)$ .

$(x + 4) (x + 4) (x + 2) {(x - 2)}^{2}$

Expand $(x + 4) (x + 4)$ using the FOIL Method.

Apply the distributive property.

$(x (x + 4) + 4 (x + 4)) (x + 2) {(x - 2)}^{2}$

Apply the distributive property.

$(x \cdot x + x \cdot 4 + 4 (x + 4)) (x + 2) {(x - 2)}^{2}$

Apply the distributive property.

$(x \cdot x + x \cdot 4 + 4 x + 4 \cdot 4) (x + 2) {(x - 2)}^{2}$

Simplify and combine like terms.

Simplify each term.

Multiply $x$ by $x$ .

$(x^{2} + x \cdot 4 + 4 x + 4 \cdot 4) (x + 2) {(x - 2)}^{2}$

Move $4$ to the left of $x$ .

$(x^{2} + 4 \cdot x + 4 x + 4 \cdot 4) (x + 2) {(x - 2)}^{2}$

Multiply $4$ by $4$ .

$(x^{2} + 4 x + 4 x + 16) (x + 2) {(x - 2)}^{2}$

Add $4 x$ and $4 x$ .

$(x^{2} + 8 x + 16) (x + 2) {(x - 2)}^{2}$

Expand $(x^{2} + 8 x + 16) (x + 2)$ by multiplying each term in the first expression by each term in the second expression.

$(x^{2} x + x^{2} \cdot 2 + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Simplify terms.

Simplify each term.

Multiply $x^{2}$ by $x$ by adding the exponents.

Multiply $x^{2}$ by $x$ .

Raise $x$ to the power of $1$ .

$(x^{2} x^{1} + x^{2} \cdot 2 + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$(x^{2 + 1} + x^{2} \cdot 2 + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Add $2$ and $1$ .

$(x^{3} + x^{2} \cdot 2 + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Move $2$ to the left of $x^{2}$ .

$(x^{3} + 2 \cdot x^{2} + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Multiply $x$ by $x$ by adding the exponents.

Move $x$ .

$(x^{3} + 2 x^{2} + 8 (x \cdot x) + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Multiply $x$ by $x$ .

$(x^{3} + 2 x^{2} + 8 x^{2} + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Multiply $2$ by $8$ .

$(x^{3} + 2 x^{2} + 8 x^{2} + 16 x + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Multiply $16$ by $2$ .

$(x^{3} + 2 x^{2} + 8 x^{2} + 16 x + 16 x + 32) {(x - 2)}^{2}$

Simplify by adding terms.

Add $2 x^{2}$ and $8 x^{2}$ .

$(x^{3} + 10 x^{2} + 16 x + 16 x + 32) {(x - 2)}^{2}$

Add $16 x$ and $16 x$ .

$(x^{3} + 10 x^{2} + 32 x + 32) {(x - 2)}^{2}$

Rewrite ${(x - 2)}^{2}$ as $(x - 2) (x - 2)$ .

$(x^{3} + 10 x^{2} + 32 x + 32) ((x - 2) (x - 2))$

Expand $(x - 2) (x - 2)$ using the FOIL Method.

Apply the distributive property.

$(x^{3} + 10 x^{2} + 32 x + 32) (x (x - 2) - 2 (x - 2))$

Apply the distributive property.

$(x^{3} + 10 x^{2} + 32 x + 32) (x \cdot x + x \cdot - 2 - 2 (x - 2))$

Apply the distributive property.

$(x^{3} + 10 x^{2} + 32 x + 32) (x \cdot x + x \cdot - 2 - 2 x - 2 \cdot - 2)$

Simplify and combine like terms.

Simplify each term.

Multiply $x$ by $x$ .

$(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} + x \cdot - 2 - 2 x - 2 \cdot - 2)$

Move $- 2$ to the left of $x$ .

$(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} - 2 \cdot x - 2 x - 2 \cdot - 2)$

Multiply $- 2$ by $- 2$ .

$(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} - 2 x - 2 x + 4)$

Subtract $2 x$ from $- 2 x$ .

$(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} - 4 x + 4)$

Expand $(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} - 4 x + 4)$ by multiplying each term in the first expression by each term in the second expression.

$x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x \cdot 4 + 32 x^{2} + 32 (- 4 x) + 32 \cdot 4$

Simplify terms.

Combine the opposite terms in $x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x \cdot 4 + 32 x^{2} + 32 (- 4 x) + 32 \cdot 4$ .

Reorder the factors in the terms $32 x \cdot 4$ and $32 (- 4 x)$ .

$x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 4 \cdot 32 x + 32 x^{2} - 4 \cdot 32 x + 32 \cdot 4$

Subtract $4 \cdot 32 x$ from $4 \cdot 32 x$ .

$x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 0 + 32 \cdot 4$

Add $x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2}$ and $0$ .

$x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Simplify each term.

Multiply $x^{3}$ by $x^{2}$ by adding the exponents.

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{3 + 2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $3$ and $2$ .

$x^{5} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Rewrite using the commutative property of multiplication.

$x^{5} - 4 x^{3} x + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x^{3}$ by $x$ by adding the exponents.

Move $x$ .

$x^{5} - 4 (x \cdot x^{3}) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x^{3}$ .

Raise $x$ to the power of $1$ .

$x^{5} - 4 (x^{1} x^{3}) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{5} - 4 x^{1 + 3} + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $1$ and $3$ .

$x^{5} - 4 x^{4} + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Move $4$ to the left of $x^{3}$ .

$x^{5} - 4 x^{4} + 4 \cdot x^{3} + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x^{2}$ by $x^{2}$ by adding the exponents.

Move $x^{2}$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 (x^{2} x^{2}) + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{2 + 2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $2$ and $2$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Rewrite using the commutative property of multiplication.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 x^{2} x + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x^{2}$ by $x$ by adding the exponents.

Move $x$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 (x \cdot x^{2}) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x^{2}$ .

Raise $x$ to the power of $1$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 (x^{1} x^{2}) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 x^{1 + 2} + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $1$ and $2$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 x^{3} + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $10$ by $- 4$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $4$ by $10$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x^{2}$ by adding the exponents.

Move $x^{2}$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 (x^{2} x) + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x^{2}$ by $x$ .

Raise $x$ to the power of $1$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 (x^{2} x^{1}) + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{2 + 1} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $2$ and $1$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Rewrite using the commutative property of multiplication.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} + 32 \cdot - 4 x \cdot x + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x$ by adding the exponents.

Move $x$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} + 32 \cdot - 4 (x \cdot x) + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} + 32 \cdot - 4 x^{2} + 32 x^{2} + 32 \cdot 4$

Multiply $32$ by $- 4$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} - 128 x^{2} + 32 x^{2} + 32 \cdot 4$

Multiply $32$ by $4$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} - 128 x^{2} + 32 x^{2} + 128$

Simplify by adding terms.

Add $- 4 x^{4}$ and $10 x^{4}$ .

$x^{5} + 6 x^{4} + 4 x^{3} - 40 x^{3} + 40 x^{2} + 32 x^{3} - 128 x^{2} + 32 x^{2} + 128$

Subtract $40 x^{3}$ from $4 x^{3}$ .

$x^{5} + 6 x^{4} - 36 x^{3} + 40 x^{2} + 32 x^{3} - 128 x^{2} + 32 x^{2} + 128$

Add $- 36 x^{3}$ and $32 x^{3}$ .

$x^{5} + 6 x^{4} - 4 x^{3} + 40 x^{2} - 128 x^{2} + 32 x^{2} + 128$

Subtract $128 x^{2}$ from $40 x^{2}$ .

$x^{5} + 6 x^{4} - 4 x^{3} - 88 x^{2} + 32 x^{2} + 128$

Add $- 88 x^{2}$ and $32 x^{2}$ .

$x^{5} + 6 x^{4} - 4 x^{3} - 56 x^{2} + 128$

The largest exponent is the degree of the polynomial.

$5$

Step 2

Since the degree is odd, the ends of the function will point in the opposite directions.

Odd

Step 3

Identify the leading coefficient.

Simplify the polynomial, then reorder it left to right starting with the highest degree term.

Rewrite ${(x + 4)}^{2}$ as $(x + 4) (x + 4)$ .

$(x + 4) (x + 4) (x + 2) {(x - 2)}^{2}$

Expand $(x + 4) (x + 4)$ using the FOIL Method.

Apply the distributive property.

$(x (x + 4) + 4 (x + 4)) (x + 2) {(x - 2)}^{2}$

Apply the distributive property.

$(x \cdot x + x \cdot 4 + 4 (x + 4)) (x + 2) {(x - 2)}^{2}$

Apply the distributive property.

$(x \cdot x + x \cdot 4 + 4 x + 4 \cdot 4) (x + 2) {(x - 2)}^{2}$

Simplify and combine like terms.

Simplify each term.

Multiply $x$ by $x$ .

$(x^{2} + x \cdot 4 + 4 x + 4 \cdot 4) (x + 2) {(x - 2)}^{2}$

Move $4$ to the left of $x$ .

$(x^{2} + 4 \cdot x + 4 x + 4 \cdot 4) (x + 2) {(x - 2)}^{2}$

Multiply $4$ by $4$ .

$(x^{2} + 4 x + 4 x + 16) (x + 2) {(x - 2)}^{2}$

Add $4 x$ and $4 x$ .

$(x^{2} + 8 x + 16) (x + 2) {(x - 2)}^{2}$

Expand $(x^{2} + 8 x + 16) (x + 2)$ by multiplying each term in the first expression by each term in the second expression.

$(x^{2} x + x^{2} \cdot 2 + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Simplify terms.

Simplify each term.

Multiply $x^{2}$ by $x$ by adding the exponents.

Multiply $x^{2}$ by $x$ .

Raise $x$ to the power of $1$ .

$(x^{2} x^{1} + x^{2} \cdot 2 + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$(x^{2 + 1} + x^{2} \cdot 2 + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Add $2$ and $1$ .

$(x^{3} + x^{2} \cdot 2 + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Move $2$ to the left of $x^{2}$ .

$(x^{3} + 2 \cdot x^{2} + 8 x \cdot x + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Multiply $x$ by $x$ by adding the exponents.

Move $x$ .

$(x^{3} + 2 x^{2} + 8 (x \cdot x) + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Multiply $x$ by $x$ .

$(x^{3} + 2 x^{2} + 8 x^{2} + 8 x \cdot 2 + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Multiply $2$ by $8$ .

$(x^{3} + 2 x^{2} + 8 x^{2} + 16 x + 16 x + 16 \cdot 2) {(x - 2)}^{2}$

Multiply $16$ by $2$ .

$(x^{3} + 2 x^{2} + 8 x^{2} + 16 x + 16 x + 32) {(x - 2)}^{2}$

Simplify by adding terms.

Add $2 x^{2}$ and $8 x^{2}$ .

$(x^{3} + 10 x^{2} + 16 x + 16 x + 32) {(x - 2)}^{2}$

Add $16 x$ and $16 x$ .

$(x^{3} + 10 x^{2} + 32 x + 32) {(x - 2)}^{2}$

Rewrite ${(x - 2)}^{2}$ as $(x - 2) (x - 2)$ .

$(x^{3} + 10 x^{2} + 32 x + 32) ((x - 2) (x - 2))$

Expand $(x - 2) (x - 2)$ using the FOIL Method.

Apply the distributive property.

$(x^{3} + 10 x^{2} + 32 x + 32) (x (x - 2) - 2 (x - 2))$

Apply the distributive property.

$(x^{3} + 10 x^{2} + 32 x + 32) (x \cdot x + x \cdot - 2 - 2 (x - 2))$

Apply the distributive property.

$(x^{3} + 10 x^{2} + 32 x + 32) (x \cdot x + x \cdot - 2 - 2 x - 2 \cdot - 2)$

Simplify and combine like terms.

Simplify each term.

Multiply $x$ by $x$ .

$(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} + x \cdot - 2 - 2 x - 2 \cdot - 2)$

Move $- 2$ to the left of $x$ .

$(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} - 2 \cdot x - 2 x - 2 \cdot - 2)$

Multiply $- 2$ by $- 2$ .

$(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} - 2 x - 2 x + 4)$

Subtract $2 x$ from $- 2 x$ .

$(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} - 4 x + 4)$

Expand $(x^{3} + 10 x^{2} + 32 x + 32) (x^{2} - 4 x + 4)$ by multiplying each term in the first expression by each term in the second expression.

$x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x \cdot 4 + 32 x^{2} + 32 (- 4 x) + 32 \cdot 4$

Simplify terms.

Reorder the factors in the terms $32 x \cdot 4$ and $32 (- 4 x)$ .

$x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 4 \cdot 32 x + 32 x^{2} - 4 \cdot 32 x + 32 \cdot 4$

Subtract $4 \cdot 32 x$ from $4 \cdot 32 x$ .

$x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 0 + 32 \cdot 4$

Add $x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2}$ and $0$ .

$x^{3} x^{2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Simplify each term.

Multiply $x^{3}$ by $x^{2}$ by adding the exponents.

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{3 + 2} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $3$ and $2$ .

$x^{5} + x^{3} (- 4 x) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Rewrite using the commutative property of multiplication.

$x^{5} - 4 x^{3} x + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x^{3}$ by $x$ by adding the exponents.

Move $x$ .

$x^{5} - 4 (x \cdot x^{3}) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x^{3}$ .

Raise $x$ to the power of $1$ .

$x^{5} - 4 (x^{1} x^{3}) + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{5} - 4 x^{1 + 3} + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $1$ and $3$ .

$x^{5} - 4 x^{4} + x^{3} \cdot 4 + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Move $4$ to the left of $x^{3}$ .

$x^{5} - 4 x^{4} + 4 \cdot x^{3} + 10 x^{2} x^{2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x^{2}$ by $x^{2}$ by adding the exponents.

Move $x^{2}$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 (x^{2} x^{2}) + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{2 + 2} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $2$ and $2$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 x^{2} (- 4 x) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Rewrite using the commutative property of multiplication.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 x^{2} x + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x^{2}$ by $x$ by adding the exponents.

Move $x$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 (x \cdot x^{2}) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x^{2}$ .

Raise $x$ to the power of $1$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 (x^{1} x^{2}) + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 x^{1 + 2} + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $1$ and $2$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} + 10 \cdot - 4 x^{3} + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $10$ by $- 4$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 10 x^{2} \cdot 4 + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $4$ by $10$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x \cdot x^{2} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x^{2}$ by adding the exponents.

Move $x^{2}$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 (x^{2} x) + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Multiply $x^{2}$ by $x$ .

Raise $x$ to the power of $1$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 (x^{2} x^{1}) + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{2 + 1} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Add $2$ and $1$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} + 32 x (- 4 x) + 32 x^{2} + 32 \cdot 4$

Rewrite using the commutative property of multiplication.

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} + 32 \cdot - 4 x \cdot x + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x$ by adding the exponents.

Move $x$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} + 32 \cdot - 4 (x \cdot x) + 32 x^{2} + 32 \cdot 4$

Multiply $x$ by $x$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} + 32 \cdot - 4 x^{2} + 32 x^{2} + 32 \cdot 4$

Multiply $32$ by $- 4$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} - 128 x^{2} + 32 x^{2} + 32 \cdot 4$

Multiply $32$ by $4$ .

$x^{5} - 4 x^{4} + 4 x^{3} + 10 x^{4} - 40 x^{3} + 40 x^{2} + 32 x^{3} - 128 x^{2} + 32 x^{2} + 128$

Simplify by adding terms.

Add $- 4 x^{4}$ and $10 x^{4}$ .

$x^{5} + 6 x^{4} + 4 x^{3} - 40 x^{3} + 40 x^{2} + 32 x^{3} - 128 x^{2} + 32 x^{2} + 128$

Subtract $40 x^{3}$ from $4 x^{3}$ .

$x^{5} + 6 x^{4} - 36 x^{3} + 40 x^{2} + 32 x^{3} - 128 x^{2} + 32 x^{2} + 128$

Add $- 36 x^{3}$ and $32 x^{3}$ .

$x^{5} + 6 x^{4} - 4 x^{3} + 40 x^{2} - 128 x^{2} + 32 x^{2} + 128$

Subtract $128 x^{2}$ from $40 x^{2}$ .

$x^{5} + 6 x^{4} - 4 x^{3} - 88 x^{2} + 32 x^{2} + 128$

Add $- 88 x^{2}$ and $32 x^{2}$ .

$x^{5} + 6 x^{4} - 4 x^{3} - 56 x^{2} + 128$

The leading term in a polynomial is the term with the highest degree.

$x^{5}$

The leading coefficient in a polynomial is the coefficient of the leading term.

$1$

Step 4

Since the leading coefficient is positive, the graph rises to the right.

Positive

Step 5

Use the degree of the function, as well as the sign of the leading coefficient to determine the behavior.

1. Even and Positive: Rises to the left and rises to the right.

2. Even and Negative: Falls to the left and falls to the right.

3. Odd and Positive: Falls to the left and rises to the right.

4. Odd and Negative: Rises to the left and falls to the right

Step 6

Determine the behavior.

Falls to the left and rises to the right

Step 7

Find the End Behavior f(x)=(x+4)^2(x+2)(x-2)^2

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