Question

Simplify :-

i) (5/8)^-9 × (8/5)^-2
ii) 1/8×(3)^-3
plz its urgent ​

Answer 1

Step-by-step explanation:

i) (5/8)^-9 × (8/5)^-2

(5/8)−9(8/5)−2

=134217728/1953125(8/5)−2

=134217728/1953125(25/64)

=2097152/78125

(Decimal: 26.843546)

ii) 1/8(3−³)

=1/8(1/27)

=1/216

(Decimal: 0.00463)