Advertisements
Advertisements
प्रश्न
The value of `(-2/3)^4` is equal to ______.
विकल्प
`16/81`
`81/16`
`(-16)/81`
`81/(-16)`
Advertisements
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]
APPEARS IN
संबंधित प्रश्न
If y be any non-zero integer, then y0 is equal to ______.
If x be any integer different from zero and m, n be any integers, then (xm)n is equal to ______.
For a non-zero integer x, x7 ÷ x12 is equal to ______.
The value of (7–1 – 8–1) –1 – (3–1 – 4–1) –1 is ______.
For a non-zero rational number z, (z–2)3 is equal to ______.
`(2/3)^-2 xx (2/3)^-5 = (2/3)^10`
Find the value of x so that `(5/3)^-2 xx (5/3)^-14 = (5/3)^(8x)`
Find the multiplicative inverse of (–7)–2 ÷ (90)–1.
In a repeater machine with 0 as an exponent, the base machine is applied 0 times. What do these machines do to a piece of chalk?
Find a single repeater machine that will do the same work as hook-up.
