Simplify cube root of 54/25

$\sqrt[3]{\frac{54}{25}}$

Step 1

Rewrite $\sqrt[3]{\frac{54}{25}}$ as $\frac{\sqrt[3]{54}}{\sqrt[3]{25}}$ .

$\frac{\sqrt[3]{54}}{\sqrt[3]{25}}$

Step 2

Simplify the numerator.

Rewrite $54$ as $3^{3} \cdot 2$ .

Factor $27$ out of $54$ .

$\frac{\sqrt[3]{27 (2)}}{\sqrt[3]{25}}$

Rewrite $27$ as $3^{3}$ .

$\frac{\sqrt[3]{3^{3} \cdot 2}}{\sqrt[3]{25}}$

Pull terms out from under the radical.

$\frac{3 \sqrt[3]{2}}{\sqrt[3]{25}}$

Step 3

Multiply $\frac{3 \sqrt[3]{2}}{\sqrt[3]{25}}$ by $\frac{{\sqrt[3]{25}}^{2}}{{\sqrt[3]{25}}^{2}}$ .

$\frac{3 \sqrt[3]{2}}{\sqrt[3]{25}} \cdot \frac{{\sqrt[3]{25}}^{2}}{{\sqrt[3]{25}}^{2}}$

Step 4

Combine and simplify the denominator.

Multiply $\frac{3 \sqrt[3]{2}}{\sqrt[3]{25}}$ by $\frac{{\sqrt[3]{25}}^{2}}{{\sqrt[3]{25}}^{2}}$ .

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{\sqrt[3]{25} {\sqrt[3]{25}}^{2}}$

Raise $\sqrt[3]{25}$ to the power of $1$ .

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{{\sqrt[3]{25}}^{1} {\sqrt[3]{25}}^{2}}$

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

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{{\sqrt[3]{25}}^{1 + 2}}$

Add $1$ and $2$ .

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{{\sqrt[3]{25}}^{3}}$

Rewrite ${\sqrt[3]{25}}^{3}$ as $25$ .

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt[3]{25}$ as $25^{\frac{1}{3}}$ .

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{{(25^{\frac{1}{3}})}^{3}}$

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

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{25^{\frac{1}{3} \cdot 3}}$

Combine $\frac{1}{3}$ and $3$ .

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{25^{\frac{3}{3}}}$

Cancel the common factor of $3$ .

Cancel the common factor.

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{25^{\frac{3}{3}}}$

Rewrite the expression.

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{25^{1}}$

Evaluate the exponent.

$\frac{3 \sqrt[3]{2} {\sqrt[3]{25}}^{2}}{25}$

Step 5

Simplify the numerator.

Rewrite ${\sqrt[3]{25}}^{2}$ as $\sqrt[3]{25^{2}}$ .

$\frac{3 \sqrt[3]{2} \sqrt[3]{25^{2}}}{25}$

Raise $25$ to the power of $2$ .

$\frac{3 \sqrt[3]{2} \sqrt[3]{625}}{25}$

Rewrite $625$ as $5^{3} \cdot 5$ .

Factor $125$ out of $625$ .

$\frac{3 \sqrt[3]{2} \sqrt[3]{125 (5)}}{25}$

Rewrite $125$ as $5^{3}$ .

$\frac{3 \sqrt[3]{2} \sqrt[3]{5^{3} \cdot 5}}{25}$

Pull terms out from under the radical.

$\frac{3 \sqrt[3]{2} \cdot 5 \sqrt[3]{5}}{25}$

Combine exponents.

Multiply $5$ by $3$ .

$\frac{15 \sqrt[3]{2} \sqrt[3]{5}}{25}$

Combine using the product rule for radicals.

$\frac{15 \sqrt[3]{5 \cdot 2}}{25}$

Multiply $5$ by $2$ .

$\frac{15 \sqrt[3]{10}}{25}$

Step 6

Cancel the common factor of $15$ and $25$ .

Factor $5$ out of $15 \sqrt[3]{10}$ .

$\frac{5 (3 \sqrt[3]{10})}{25}$

Cancel the common factors.

Factor $5$ out of $25$ .

$\frac{5 (3 \sqrt[3]{10})}{5 (5)}$

Cancel the common factor.

$\frac{5 (3 \sqrt[3]{10})}{5 \cdot 5}$

Rewrite the expression.

$\frac{3 \sqrt[3]{10}}{5}$

Step 7

The result can be shown in multiple forms.

Exact Form:

$\frac{3 \sqrt[3]{10}}{5}$

Decimal Form:

$1.29266081 \dots$

Simplify cube root of 54/25

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