Finite Math Examples

$y x^{7} y x^{8}$

Step 1

Multiply $y$ by $y$ by adding the exponents.

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Step 1.1

Move $y$ .

$y \cdot y x^{7} x^{8}$

Step 1.2

Multiply $y$ by $y$ .

$y^{2} x^{7} x^{8}$

Step 2

Multiply $x^{7}$ by $x^{8}$ by adding the exponents.

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Step 2.1

Move $x^{8}$ .

$y^{2} (x^{8} x^{7})$

Step 2.2

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

$y^{2} x^{8 + 7}$

Step 2.3

Add $8$ and $7$ .

$y^{2} x^{15}$