Question

Use the Quadratic Formula to solve the equation.

-2x2 - 5x + 5 = 0

Answer 1

x1=0.7655644371
x2=-3.265564437

Answer 2

I got -5/4\[-5/4 \pm \sqrt{64} / 4 \] is that right?

Answer 3

is this correct -2x2 - 5x + 5 = 0 ???

Answer 4

-2x^2 -5x +5 = 0

Sorry I forgot to put the sqrt in there!

Answer 5

is √65
and all is right

Answer 6

So my answer was right just mistaken it for 64 instead 65?

Answer 7

yes

Answer 8

√[(-5*-5)-4(-2)(5)]
√[25+40]
√65

Answer 9

Ok thanks!