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प्रश्न
The value of `(-2/3)^4` is equal to ______.
पर्याय
`16/81`
`81/16`
`(-16)/81`
`81/(-16)`
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उत्तर
The value of `(-2/3)^4` is equal to `underlinebb(16/81)`.
Explanation:
Given, `((-2)/3)^4 = ((-2)/3) xx ((-2)/3) xx ((-2)/3) xx ((-2)/3)`
= `16/81` ...[For (– a)m, if m is even, then (– a)m is positive]
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