Algebra 1 Answer Evaluation
posted by Anonymous .
Factor.
1. 30y^3  50y
A: 10y(3y  5y)
2. Factor a^2  5a^2 + 2a 10 by grouping.
A: ?

check by expanding your answer, you will see that the first one is wrong
you probably meant
a^3  5a^2 + 2a 10 , says by grouping, so do that ...
= a^2(a5) + 2(a5)
= (a5)(a^2 + 2)