Question

I have a triangle with sides measuring x^3 + 1, x^3 - 1, and x - 1. I'm asked to find its perimeter. Is the triangle's perimeter 2x^3 + x - 1?

Answer 1

correct

Answer 2

PERIMETER IS ADDING ALL ROUND EXCEPT A RECTANGLE WHERE YOU COULD USE P=2(L+B).

HENCE; X^3+1+X^3-1+X-1=2X^6-1