Question

Solve the quadratic equation by the quadratic formula. 2x^2- x - 10 = 0

Answer 1

( 2x - 5 ) ( x +2 )

Answer 2

http://www.purplemath.com/modules/solvquad.htm
http://en.wikipedia.org/wiki/Quadratic_equation

Answer 3

That is not the quadratic formula, but it is correct :-)

Answer 4

thx ;)

Answer 5

What's correct? What's the answer? I'm doing multiple choice... That's not one of the options but thank you for trying!

Answer 6

Wouldn't it be 5/2 or -2?

Answer 7

the solution to 2x^2- x - 10 = 0 is (2x - 5) (x+2) = 0
what's your multiple choice ??