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Popular >

simplify (-1)^{21}

Solution

simplify

(- 1)^{21}

Solution

- 1

Solution steps

(- 1)^{21}

Apply exponent rule:

(- a)^{n} = - a^{n},

if

n

is odd

(- 1)^{21} = - 1^{21}

= - 1^{21}

1^{21} = 1

= - 1

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Frequently Asked Questions (FAQ)

What is (-1)^{21} ?
The solution to (-1)^{21} is -1