Advertisements
Advertisements
Question
Evaluate:
`[(-3/4)^-2]^2`
Sum
Advertisements
Solution
`[(-3/4)^-2]^2=(-3/4)^(-2xx2)=(-3/4)^-4`
=`(4/3)^4=(4xx4xx4xx4)/(3xx3xx3xx3`
=`256/81=3 13/81`
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Express the following in exponential form:
a × a × a × c × c × c × c × d
Identify the greater number, wherever possible, in the following?
43 or 34
Identify the greater number, wherever possible, in the following?
53 or 35
Evaluate:
`(2^2+3^2)xx(1/2)^2`
Evaluate: 23 x 52
Evaluate: (5 x 4)2
Identify the greater number in the following.
63 or 36
Express `16/81` and `(-16)/81` as powers of a rational number.
432 = 24 × 3—
Express the following in exponential form:
3 × 3 × 3 × a × a × a × a
