Which expression represents the factored form of 6x^2 - 13x - 5?
a) (2x + 5) (3x - 1)
b) (2x- 5) (3x + 1)
c) (6x-5) (x + 1)
d) 6x + 1) (x - 5)

+1

(1) Answers

Jayda

to FL and add
multiply first terms and multiply last terms and add and see if we get the middle term
example
(x+2)(2x-3)=2x^2+x-6x
2*2x+x*-3=4x-3x=x=middle term so
a. (2x+5)(3x-1)
2x*-1+5*3x=-2x+15x=13x, no we want -13x
b. (2x-5)(3x+1)
2x*1+-5*3x=2x-15x=-13x correct
answer is B