Question

x= (-2)^3 -3^2 + [(-1/2)^-3 . 2^-1] / (1/4)^-1

Answer 1

(-2)3 -3^2 + [(-1/2)^3 * 2^-1] / (1/4)^-1 =

-8 -9 + [(-1/8) * 1/2] / 4=

-17 + (-1/16) / 4 =

-17 -1/16 * 1/4 =

-17 - 1/64 =

-17*64/64 - 1/64 =

-1088/64 - 1/64 =

-1087/64 = -16,984375