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Popular >

simplify (-1)^n(9)^n

Solution

simplify

(- 1)^{n} (9)^{n}

Solution

(- 9)^{n}

Solution steps

(- 1)^{n} \cdot 9^{n}

Apply exponent rule:

a^{n} b^{n} = (a \cdot b)^{n}

(- 1)^{n} \cdot 9^{n} = (- 1 \cdot 9)^{n}

= (- 1 \cdot 9)^{n}

Multiply the numbers:

1 \cdot 9 = 9

= (- 9)^{n}

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Frequently Asked Questions (FAQ)

What is (-1)^n(9)^n ?
The solution to (-1)^n(9)^n is (-9)^n