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Popular >

simplify (-1)^n(-3)^n

Solution

simplify

(- 1)^{n} (- 3)^{n}

Solution

3^{n}

Solution steps

(- 1)^{n} (- 3)^{n}

Apply exponent rule:

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

(- 1)^{n} (- 3)^{n} = (- 1 \cdot (- 3))^{n}

= (- 1 \cdot (- 3))^{n}

Multiply the numbers:

- 1 \cdot (- 3) = 3

= 3^{n}

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Frequently Asked Questions (FAQ)

What is (-1)^n(-3)^n ?
The solution to (-1)^n(-3)^n is 3^n