Simplify square root of 8( square root of 2- square root of 3)

$\sqrt{8} (\sqrt{2} - \sqrt{3})$

Rewrite $8$ as $2^{2} \cdot 2$ .

Factor $4$ out of $8$ .

$\sqrt{4 (2)} (\sqrt{2} - \sqrt{3})$

Rewrite $4$ as $2^{2}$ .

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

Pull terms out from under the radical.

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

Apply the distributive property.

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

Multiply $2 \sqrt{2} \sqrt{2}$ .

Raise $\sqrt{2}$ to the power of $1$ .

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

Raise $\sqrt{2}$ to the power of $1$ .

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

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

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

Add $1$ and $1$ .

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

Multiply $2 \sqrt{2} (- \sqrt{3})$ .

Multiply $- 1$ by $2$ .

$2 {\sqrt{2}}^{2} - 2 \sqrt{2} \sqrt{3}$

Combine using the product rule for radicals.

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

Multiply $3$ by $2$ .

$2 {\sqrt{2}}^{2} - 2 \sqrt{6}$

Simplify each term.

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

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

$2 {(2^{\frac{1}{2}})}^{2} - 2 \sqrt{6}$

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

$2 \cdot 2^{\frac{1}{2} \cdot 2} - 2 \sqrt{6}$

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

$2 \cdot 2^{\frac{2}{2}} - 2 \sqrt{6}$

Cancel the common factor of $2$ .

Cancel the common factor.

$2 \cdot 2^{\frac{2}{2}} - 2 \sqrt{6}$

Rewrite the expression.

$2 \cdot 2^{1} - 2 \sqrt{6}$

Evaluate the exponent.

$2 \cdot 2 - 2 \sqrt{6}$

Multiply $2$ by $2$ .

$4 - 2 \sqrt{6}$

The result can be shown in multiple forms.

Exact Form:

$4 - 2 \sqrt{6}$

Decimal Form:

$- 0.89897948 \dots$

Simplify square root of 8( square root of 2- square root of 3)

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