Simplify ( square root of x- square root of 3)^2

${(\sqrt{x} - \sqrt{3})}^{2}$

Step 1

Rewrite ${(\sqrt{x} - \sqrt{3})}^{2}$ as $(\sqrt{x} - \sqrt{3}) (\sqrt{x} - \sqrt{3})$ .

$(\sqrt{x} - \sqrt{3}) (\sqrt{x} - \sqrt{3})$

Step 2

Expand $(\sqrt{x} - \sqrt{3}) (\sqrt{x} - \sqrt{3})$ using the FOIL Method.

Apply the distributive property.

$\sqrt{x} (\sqrt{x} - \sqrt{3}) - \sqrt{3} (\sqrt{x} - \sqrt{3})$

Apply the distributive property.

$\sqrt{x} \sqrt{x} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} (\sqrt{x} - \sqrt{3})$

Apply the distributive property.

$\sqrt{x} \sqrt{x} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Step 3

Simplify and combine like terms.

Simplify each term.

Multiply $\sqrt{x} \sqrt{x}$ .

Raise $\sqrt{x}$ to the power of $1$ .

${\sqrt{x}}^{1} \sqrt{x} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Raise $\sqrt{x}$ to the power of $1$ .

${\sqrt{x}}^{1} {\sqrt{x}}^{1} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

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

${\sqrt{x}}^{1 + 1} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Add $1$ and $1$ .

${\sqrt{x}}^{2} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Rewrite ${\sqrt{x}}^{2}$ as $x$ .

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{x}$ as $x^{\frac{1}{2}}$ .

${(x^{\frac{1}{2}})}^{2} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$x^{\frac{1}{2} \cdot 2} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Combine $\frac{1}{2}$ and $2$ .

$x^{\frac{2}{2}} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Cancel the common factor of $2$ .

Cancel the common factor.

$x^{\frac{2}{2}} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Rewrite the expression.

$x^{1} + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Simplify.

$x + \sqrt{x} (- \sqrt{3}) - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Combine using the product rule for radicals.

$x - \sqrt{x \cdot 3} - \sqrt{3} \sqrt{x} - \sqrt{3} (- \sqrt{3})$

Combine using the product rule for radicals.

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} - \sqrt{3} (- \sqrt{3})$

Multiply $- \sqrt{3} (- \sqrt{3})$ .

Multiply $- 1$ by $- 1$ .

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + 1 \sqrt{3} \sqrt{3}$

Multiply $\sqrt{3}$ by $1$ .

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + \sqrt{3} \sqrt{3}$

Raise $\sqrt{3}$ to the power of $1$ .

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + {\sqrt{3}}^{1} \sqrt{3}$

Raise $\sqrt{3}$ to the power of $1$ .

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + {\sqrt{3}}^{1} {\sqrt{3}}^{1}$

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

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + {\sqrt{3}}^{1 + 1}$

Add $1$ and $1$ .

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + {\sqrt{3}}^{2}$

Rewrite ${\sqrt{3}}^{2}$ as $3$ .

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{3}$ as $3^{\frac{1}{2}}$ .

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + {(3^{\frac{1}{2}})}^{2}$

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + 3^{\frac{1}{2} \cdot 2}$

Combine $\frac{1}{2}$ and $2$ .

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + 3^{\frac{2}{2}}$

Cancel the common factor of $2$ .

Cancel the common factor.

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + 3^{\frac{2}{2}}$

Rewrite the expression.

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + 3^{1}$

Evaluate the exponent.

$x - \sqrt{x \cdot 3} - \sqrt{x \cdot 3} + 3$

Subtract $\sqrt{x \cdot 3}$ from $- \sqrt{x \cdot 3}$ .

$x - 2 \sqrt{x \cdot 3} + 3$

Step 4

Reorder factors in $x - 2 \sqrt{x \cdot 3} + 3$ .

$x - 2 \sqrt{3 x} + 3$

Simplify ( square root of x- square root of 3)^2

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