Question

HELP ASAP!!!!! SOMEONE ABLE TO HELP??!?!?

Answer 1

(x+c)(x-d)

Explanation:

if x²-ax-b=(x-c)(x+d)

from vieta theorem

c + d = -(-a)=a

cd = b

if x²+ax-b

from vieta theorem

c + d = -(a)=-a

cd = b

so the same c d but in opposite sign (x+c)(x-d)