Question

factors of (42-x-x square)are
1 (x-7) (x-6)
2 (x+7 )(x+6)
3 (x+7) (6-x)
4 (x+7) (x+6)

Answer 1

Step-by-step explanation:

2

Fri Jan is a bryophyllum to the gk to the gk

Answer 2

$42 - x - {x}^{2} \\ {x}^{2} + x - 42 = 0 \\ {x}^{2} + 7x - 6x - 42 = 0 \\ x(x + 7) - 6(x + 7) = 0 \\ (x - 6)(x + 7)$