Question

factor this a2 – a – 20

Answer 1

You always want to see first if there is a common factor. Is there?

Answer 2

can you show your work too please

Answer 3

Can you pls tell me two factors of -20 b nd csuch that their sum is -1.
i.e
b+c=-1
b*c=-20

Answer 4

-10 , -2

Answer 5

-10+(-2)=-10-2=-12

Answer 6

nd also
-10*-2=20

Answer 7

so they are nt the factors u need

Answer 8

Any other factors? @allie_bear22

Answer 9

(a-5) * (a+4) Would this be the answer?