Question

1. Choose the correct option.
i){(1/8)^-3 - (1/2)^-3}÷(1/4)^-3
a)4 b)-5/64
c)63/8
d)-8​

Answer 1

8^3(because power is negative so reciprocal it..)-2^3 this also reciprocal ÷4^3

so the answer is 8^3-2^3÷4^3

that is 512-8÷64

solve it using Bodmass