Question

Factor the following expression.
198q^3r^2 - 184q^2r^2+ 18qr^2

Answer 1

ok
1st
what is the common factor between 198 ,-184,18?

Answer 2

qr and 2

Answer 3

ok factor 2qr( )
what do you get?

Answer 4

how do you do it

Answer 5

198q^3r^2
factor 2qr
2qr(99q^2r)

now you do the other 2 terms?

Answer 6

198q^3r^2 - 184q^2r^2+ 18qr^2

198, -184, 18, common factor 2

q^3r^2, q^2r^2, qr^2, common factor qr^2

2qr^2(99q^2 - 92q + 9)

2qr^2(9q - 1)(11q - 9)

Answer 7

wow so confusing lol

Answer 8

its still confusing to me but thank you