Question

factor the trinomial completely by using any method. 5ysquared +9y-2

Answer 1

\[\large{5y^2 + 9y -2 }\]
\[\large{5y^2 + 10 y - y - 2}\]
\[\large{5y(y+2)-1(y+2)}\]
\[\large{(5y-1)(y+2)}\]

Answer 2

What I did was that I searched for the numbers whose product is -10 and sum is 9.

The numbers were : +10 and -1

Answer 3

\(5y^2 + 9y - 2\)
\((-2 - y)(1 - 5y)\)

Answer 4

\[\Large\cal\ 5y^2 + 9y-2~ Welcome~To~Openstudy\]