Question

FACTOR: x^3-1 / x^2-1

Answer 1

x^2+x+1/x+1 is it one of the options?

Answer 2

so you need using formula

a^3 -b^3 = ... ?

and a^2 -b^2 = ... ?

hope that you know these

ok ?

Answer 3

can you teach me please

Answer 4

first you need learning these formules

have you learned these again ?

Answer 5

or you need check it on your mathbook

Answer 6

I have not learned these formules, but if you can help me I'll be happy, sorry my english is not very god haha

Answer 7

so for your halp in this case will be sure easy wikipedia to get these formules easy sure and will can using for your exercise to solve it

sorry but i need to go