Question

Please help me with factoring.
I don't know how to do this type of problem, it's not a normal trinomial.
3x^2 y -27y^3

Answer 1

take 3y common

Answer 2

You mean take out the common factor?

Answer 3

x^2 - 9y^2 Like this? @FaiqRaees

Answer 4

3y (x^2 - 9y^2 )

Answer 5

Is there any other step?

Answer 6

yes very good

Answer 7

Now \[\large\rm a^2-b^2=(a+b)(a-b)\]

Answer 8

oh right, so (x+9y) (x-9y)

Answer 9

shouldn't the 9 be also get rooted???

Answer 10

no 3y

Answer 11

Yes that

Answer 12

than correct

Answer 13

Thank you