Question

Find the volume of the box. Use the formula V = lwh.
l=2x+1
w=x+1
h=3x-2

Answer 1

a 6x^3 – 2

b 6x^3+ x – 2

c 6x^3 – 13x^2 – 3x – 2

d 6x^3 + 5x^2 – 3x – 2

Answer 2

Just multiply and do the foil thing, all your questions are the same.

Answer 3

i did but i got it way off

Answer 4

How did you do it?

Answer 5

badly

Answer 6

Well you have to show me how you did it before I help you :P. Think we've gave you more than enough answers for now, so give us an attempt.

Answer 7

im just guess im too lazy

Answer 8

$$
l = 1+2 x\\
w = 1+x\\
h = -2+3 x\\
v=(x+1) (2 x+1) (3 x-2)\\
$$
Make sense?
Now just expand, v.

That's it!

Answer 9

thanks but i already got it wrong