Question

Simplify (8-t^3-) - (1+3t+3t^2+t^3)

Answer 1

(8-t^3-) what's that - doing there?

Answer 2

oops on the last - in the first set of ()

Answer 3

(8-t cubed) - (1 + 3t + 3t squared + t cubed)

Answer 4

(8-t^3) - (1+3t+3t^2+t^3)?

Answer 5

yes :)

Answer 6

8-t^3-1-3t-3t^2-t^3=
-2t^3-3t^2-3t+7

Answer 7

thanks, that's what I got!