The factors of 6x - 5 - x2 are
A
-(x + 3)(x + 2)
B
(x + 5)(x + 1)
C
(x - 5)(1 - x)
D
(x + 1)(x + 5)
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
6x - 5 - x2 = (-1)(-x2 - 5 + 6x)
= x2 - 6x + 5
= (x - 5)(x - 1)
-(x - 1) = 1 - x
= (x - 5)(1 - x)
Source: Myschool Past Questions Archive (Record #32485)