Question

Solve the quadratic equation by completing the square. x^2+6x-7=0.
@Taylor31766

Answer 1

Pls i need help with this question. thanks

Answer 2

x^2 - 6x - 7 = 0
(x-7)(x+1)
So x = 7; x = -1


7^2 - (6)(7) - 7 = 0
49 - 42 - 7 = 0
0 =0
(-1)^2 - (6)(-1) - 7
1 + 6 - 7 = 0
0 = 0

So, they check.

Answer 3

Thanks

Answer 4

npnp

Answer 5

Solve the quadratic equation by completing the square. -x^2+x-8=0. thanks
@Taylor31766

Answer 6

Can't be bothered going another. Find it yourself?

Answer 7

Ok