Question

factor completely.
x^2 - x -35

a. prime
b.(x-35)(x+1)
c.(x-5)(x+7)
d.(x+5)(x-7)

Answer 1

What factors multiply to -35 and add up to -1? Try doing that and see if you can find any numbers that satisfy those conditions.

@joker2.0

Answer 2

It looks like you're going to have to use the quadratic formula: \[\frac{ -b \pm \sqrt{b^2-4ac} }{ 2a }\]

where you have: \[ax^2+bx+c\]

Answer 3

okay i find it thankz