Question

A manufacturer of shipping boxes has a box shaped like a cube.The side length is 5a+4b.What is the volume of the box in terms of a and b?

Answer 1

volume of a cube is side^3 or side*side*side

Answer 2

this is multiple choose: A.\[125a ^{3}+300a ^{2}b+240ab ^{2}+64b ^{3}\]
B.\[125a ^{3}-300a ^{2}b+240ab ^{2}-64b ^{3}\]
C.\[a ^{3}-3a ^{2}b+3ab ^{2}-b ^{3}\]