Algebra Examples

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

Step 1

Move $z^{- \frac{1}{2}}$ to the numerator using the negative exponent rule $\frac{1}{b^{- n}} = b^{n}$ .

$\frac{{(z^{2} y)}^{\frac{1}{4}} z^{\frac{1}{2}}}{y^{\frac{1}{2}}}$

Step 2

Simplify the numerator.

Tap for more steps...

Step 2.1

Apply the product rule to $z^{2} y$ .

$\frac{{(z^{2})}^{\frac{1}{4}} y^{\frac{1}{4}} z^{\frac{1}{2}}}{y^{\frac{1}{2}}}$

Step 2.2

Multiply the exponents in ${(z^{2})}^{\frac{1}{4}}$ .

Tap for more steps...

Step 2.2.1

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

$\frac{z^{2 (\frac{1}{4})} y^{\frac{1}{4}} z^{\frac{1}{2}}}{y^{\frac{1}{2}}}$

Step 2.2.2

Cancel the common factor of $2$ .

Tap for more steps...

Step 2.2.2.1

Factor $2$ out of $4$ .

$\frac{z^{2 \frac{1}{2 (2)}} y^{\frac{1}{4}} z^{\frac{1}{2}}}{y^{\frac{1}{2}}}$

Step 2.2.2.2

Cancel the common factor.

$\frac{z^{2 \frac{1}{2 \cdot 2}} y^{\frac{1}{4}} z^{\frac{1}{2}}}{y^{\frac{1}{2}}}$

Step 2.2.2.3

Rewrite the expression.

$\frac{z^{\frac{1}{2}} y^{\frac{1}{4}} z^{\frac{1}{2}}}{y^{\frac{1}{2}}}$

Step 2.3

Combine exponents.

Tap for more steps...

Step 2.3.1

Multiply $z^{\frac{1}{2}}$ by $z^{\frac{1}{2}}$ by adding the exponents.

Tap for more steps...

Step 2.3.1.1

Move $z^{\frac{1}{2}}$ .

$\frac{z^{\frac{1}{2}} z^{\frac{1}{2}} y^{\frac{1}{4}}}{y^{\frac{1}{2}}}$

Step 2.3.1.2

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

$\frac{z^{\frac{1}{2} + \frac{1}{2}} y^{\frac{1}{4}}}{y^{\frac{1}{2}}}$

Step 2.3.1.3

Combine the numerators over the common denominator.

$\frac{z^{\frac{1 + 1}{2}} y^{\frac{1}{4}}}{y^{\frac{1}{2}}}$

Step 2.3.1.4

Add $1$ and $1$ .

$\frac{z^{\frac{2}{2}} y^{\frac{1}{4}}}{y^{\frac{1}{2}}}$

Step 2.3.1.5

Divide $2$ by $2$ .

$\frac{z^{1} y^{\frac{1}{4}}}{y^{\frac{1}{2}}}$

Step 2.3.2

Simplify $z^{1} y^{\frac{1}{4}}$ .

$\frac{z y^{\frac{1}{4}}}{y^{\frac{1}{2}}}$

Step 3

Move $y^{\frac{1}{4}}$ to the denominator using the negative exponent rule $b^{n} = \frac{1}{b^{- n}}$ .

$\frac{z}{y^{\frac{1}{2}} y^{- \frac{1}{4}}}$

Step 4

Multiply $y^{\frac{1}{2}}$ by $y^{- \frac{1}{4}}$ by adding the exponents.

Tap for more steps...

Step 4.1

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

$\frac{z}{y^{\frac{1}{2} - \frac{1}{4}}}$

Step 4.2

To write $\frac{1}{2}$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$\frac{z}{y^{\frac{1}{2} \cdot \frac{2}{2} - \frac{1}{4}}}$

Step 4.3

Write each expression with a common denominator of $4$ , by multiplying each by an appropriate factor of $1$ .

Tap for more steps...

Step 4.3.1

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

$\frac{z}{y^{\frac{2}{2 \cdot 2} - \frac{1}{4}}}$

Step 4.3.2

Multiply $2$ by $2$ .

$\frac{z}{y^{\frac{2}{4} - \frac{1}{4}}}$

Step 4.4

Combine the numerators over the common denominator.

$\frac{z}{y^{\frac{2 - 1}{4}}}$

Step 4.5

Subtract $1$ from $2$ .

$\frac{z}{y^{\frac{1}{4}}}$