Question

Complete the square to solve the equation.
x^2+2x-14=10
a. x=5; x=4
b. x=1 ; x=4
c. x=1; x=3
d. x=-6; x=4

Answer 1

(x+1)^2-1-14=10
(x+1)^2=25
x+1=5 , x+1=-5
x=4 x=-6

so its (d)

Answer 2

Thanks!

Answer 3

:D :D