Question

N²-6n-7=0 what do i do?

Answer 1

x = 7 and - 1

Explanation:

f(x) = (x - 7) (x + 1)

x - 7 = 0

x - 7 + 7 = 0 + 7

x = 7

x + 1 = 0

x + 1 - 1 = 0 - 1

x = - 1