Question

evolute both the sums.
please help its urgent .....​

Answer 1

Answer:

81^ 3/4

3^4*3/4

==> 3^3

=>27

II) 81^-1/4

==>

3^4^-1/4

==>3^-1

==>1/3

PLEASE MRK IT AS THE BRAINLIEST

Step-by-step explanation:

Answer 2

iii) $81^{3/4}$ = $(3^{4})^{3/4}$ = $3^{4 * 3/4}$ = $3^{3}$ = 27 : Ans

iv) $81^{-1/4}$ = $(1^{4}/3^{4})^{-1/4}$ = $(1/3)^{4 * 1/4}$ = 1/3 : Ans

Hope I helped