Question

Factor y2 + 5y +6.
(y + 1)(y + 6)
(y + 2)(y + 3)
(y + 2)(y + 4)

Answer 1

Factor y2 + 5y +6.

Multiply all of the multiple choices

(y+1)(y+6)

(y*y)(y*6)(+1*y)(+1)(+6)

y^2+6y+y+6

=y^2+7y+6

(y+2)(y+3)

(y*y)(y*3)(2*y)(2*3)

y^2+3y+2y+6

=y^2+5y+6

Answer: (y + 2)(y + 3)