Simplify ((x^2)/4-1/(x^2))^2

${(\frac{x^{2}}{4} - \frac{1}{x^{2}})}^{2}$

Rewrite ${(\frac{x^{2}}{4} - \frac{1}{x^{2}})}^{2}$ as $(\frac{x^{2}}{4} - \frac{1}{x^{2}}) (\frac{x^{2}}{4} - \frac{1}{x^{2}})$ .

$(\frac{x^{2}}{4} - \frac{1}{x^{2}}) (\frac{x^{2}}{4} - \frac{1}{x^{2}})$

Expand $(\frac{x^{2}}{4} - \frac{1}{x^{2}}) (\frac{x^{2}}{4} - \frac{1}{x^{2}})$ using the FOIL Method.

Apply the distributive property.

$\frac{x^{2}}{4} (\frac{x^{2}}{4} - \frac{1}{x^{2}}) - \frac{1}{x^{2}} (\frac{x^{2}}{4} - \frac{1}{x^{2}})$

Apply the distributive property.

$\frac{x^{2}}{4} \cdot \frac{x^{2}}{4} + \frac{x^{2}}{4} (- \frac{1}{x^{2}}) - \frac{1}{x^{2}} (\frac{x^{2}}{4} - \frac{1}{x^{2}})$

Apply the distributive property.

$\frac{x^{2}}{4} \cdot \frac{x^{2}}{4} + \frac{x^{2}}{4} (- \frac{1}{x^{2}}) - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Simplify and combine like terms.

Simplify each term.

Combine.

$\frac{x^{2} x^{2}}{4 \cdot 4} + \frac{x^{2}}{4} (- \frac{1}{x^{2}}) - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

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

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

$\frac{x^{2 + 2}}{4 \cdot 4} + \frac{x^{2}}{4} (- \frac{1}{x^{2}}) - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Add $2$ and $2$ .

$\frac{x^{4}}{4 \cdot 4} + \frac{x^{2}}{4} (- \frac{1}{x^{2}}) - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Multiply $4$ by $4$ .

$\frac{x^{4}}{16} + \frac{x^{2}}{4} (- \frac{1}{x^{2}}) - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Rewrite using the commutative property of multiplication.

$\frac{x^{4}}{16} - \frac{x^{2}}{4} \cdot \frac{1}{x^{2}} - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Cancel the common factor of $x^{2}$ .

Move the leading negative in $- \frac{x^{2}}{4}$ into the numerator.

$\frac{x^{4}}{16} + \frac{- x^{2}}{4} \cdot \frac{1}{x^{2}} - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Factor $x^{2}$ out of $- x^{2}$ .

$\frac{x^{4}}{16} + \frac{x^{2} \cdot - 1}{4} \cdot \frac{1}{x^{2}} - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Cancel the common factor.

$\frac{x^{4}}{16} + \frac{x^{2} \cdot - 1}{4} \cdot \frac{1}{x^{2}} - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Rewrite the expression.

$\frac{x^{4}}{16} + \frac{- 1}{4} - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Move the negative in front of the fraction.

$\frac{x^{4}}{16} - \frac{1}{4} - \frac{1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Cancel the common factor of $x^{2}$ .

Move the leading negative in $- \frac{1}{x^{2}}$ into the numerator.

$\frac{x^{4}}{16} - \frac{1}{4} + \frac{- 1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Cancel the common factor.

$\frac{x^{4}}{16} - \frac{1}{4} + \frac{- 1}{x^{2}} \cdot \frac{x^{2}}{4} - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Rewrite the expression.

$\frac{x^{4}}{16} - \frac{1}{4} - 1 (\frac{1}{4}) - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Rewrite $- 1 (\frac{1}{4})$ as $- (\frac{1}{4})$ .

$\frac{x^{4}}{16} - \frac{1}{4} - (\frac{1}{4}) - \frac{1}{x^{2}} (- \frac{1}{x^{2}})$

Multiply $- \frac{1}{x^{2}} (- \frac{1}{x^{2}})$ .

Multiply $- 1$ by $- 1$ .

$\frac{x^{4}}{16} - \frac{1}{4} - \frac{1}{4} + 1 \frac{1}{x^{2}} \frac{1}{x^{2}}$

Multiply $\frac{1}{x^{2}}$ by $1$ .

$\frac{x^{4}}{16} - \frac{1}{4} - \frac{1}{4} + \frac{1}{x^{2}} \cdot \frac{1}{x^{2}}$

Multiply $\frac{1}{x^{2}}$ by $\frac{1}{x^{2}}$ .

$\frac{x^{4}}{16} - \frac{1}{4} - \frac{1}{4} + \frac{1}{x^{2} x^{2}}$

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

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

$\frac{x^{4}}{16} - \frac{1}{4} - \frac{1}{4} + \frac{1}{x^{2 + 2}}$

Add $2$ and $2$ .

$\frac{x^{4}}{16} - \frac{1}{4} - \frac{1}{4} + \frac{1}{x^{4}}$

Subtract $\frac{1}{4}$ from $- \frac{1}{4}$ .

$\frac{x^{4}}{16} - 2 (\frac{1}{4}) + \frac{1}{x^{4}}$

Simplify each term.

Cancel the common factor of $2$ .

Factor $2$ out of $- 2$ .

$\frac{x^{4}}{16} + 2 (- 1) \frac{1}{4} + \frac{1}{x^{4}}$

Factor $2$ out of $4$ .

$\frac{x^{4}}{16} + 2 \cdot - 1 \frac{1}{2 \cdot 2} + \frac{1}{x^{4}}$

Cancel the common factor.

$\frac{x^{4}}{16} + 2 \cdot - 1 \frac{1}{2 \cdot 2} + \frac{1}{x^{4}}$

Rewrite the expression.

$\frac{x^{4}}{16} - 1 (\frac{1}{2}) + \frac{1}{x^{4}}$

Rewrite $- 1 (\frac{1}{2})$ as $- (\frac{1}{2})$ .

$\frac{x^{4}}{16} - \frac{1}{2} + \frac{1}{x^{4}}$

Simplify ((x^2)/4-1/(x^2))^2

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