Question

-2的三次方初一九分之四乘以负二分之三的二次方=?要求过程. -

Answer 1

2^3/[4/9*(-3/2)^2]

=8/[4/9*9/4]

=8

(-3)^3(-2)^2-1/4*16

=27*4-4

=4*(27-1)

=4*26

=104

(-3)^3*(-26/25)/(-4^2)(-1)^5

=(27*26/25)/16

=1.755