Question

Factor:
3y2 - 4y - 15
Which of the following is one of the factors?

(3y - 15)

(y + 3)

(3y + 5)

prime

Answer 1

How do you still not know how to find the answer? You already asked so my questions....you can at least try to figure it out.

Answer 2

\[3y^2-4y-15=3y^2-9y+5y-15\]\[=(3y^2-9y)+(5y-15)\]\[=3y(y-3)+5(y-3)\]\[=(3y+5)(y-3)\]

So 3y+5

Answer 3

ty