Question

Cube of
1) 3/4
2) 0.8
3) -4/7

Answer 1

Answer:

3/4*3/4*3/4=27/64

0.8*0.8*0.8=0.512

-4/7*-4/7*-4/7=-64/343

Answer 2

cube of 3/4 =(3/4)^3

=3*3*3/4*4*4

=27/64

cube of 0.8= 0.8^3

=0.8*0.8*0.8

=0.512

cube of -4/7 = (-4/7)^3

= -4*-4*-4/7*7*7

=-64/49

I hope it helped.................