Question

Solve the following quadratic equations using factoring.

C. X^2-10=9x

Answer 1

we can easily solve this one by splitting theiddle term

x2 - 9x -10

x2 -10x + x - 10

x(x - 10) 1( x - 10)

(x + 1) (x-10)

x = -1 or 10