Question

4) V =
x + 3
X
2x + 1
Find the volume of the box in terms of x.

Answer 1

Explanation:

Volume = l×b×h

= (x+3) (2x+1) (x)

= (x+3) (2x²+x)

= 2x³+x²+6x²+3x

= 2x³+7x²+3x