Question

factor x^3-729

Answer 1

i got (x-9)(x^2+9x+81...am I right

Answer 2

you are 100% correc

Answer 3

correct*

Answer 4

I'm assuming you mean (x-9)(x^2+9x+81)

Answer 5

yes

Answer 6

ok I have on more just want to make sure is right... its 16b^2+8b-35... I got (4b-5)(7+4b) now is that right because I was told it was and then I was told it wasnt

Answer 7

factoring the trinomial completely...sorry

Answer 8

that's correct, but you might want to rearrange the terms to get (4b-5)(4b+7)

Answer 9

either way is fine

Answer 10

I knew it looked weird... thank you

Answer 11

you're welcome