Question

How do I do Quadratic Formula?

Answer 1

What do you mean?

Answer 2

Like for this

2x2 - 5x – 10 = 0


It says solve it using the Quadratic Formula I have no Idea what that means

Answer 3

this shows how to do these problems
http://www.khanacademy.org/math/algebra/quadratics/quadratic_formula/v/using-the-quadratic-formula

Answer 4

Yeah I've used Khan academy it hasn't helped me one bit

Answer 5

this video is a lot clearer than most.

Answer 6

I've seen that one I still don't know how to do it I'm not a good learner from videos

Answer 7

Well, look

Answer 8

We can plug them into our equation: {-b ±√(b^2 - 4ac)} / 2a

Answer 9

uh what does that mean

Answer 10

That's the equation

Answer 11

I dont get it

Answer 12

Your problem is in the form of a^2 + bx + c

Answer 13

So find a, b, and c. And plug them into the equation

Answer 14

Ok thanks!

Answer 15

Tell me the answer you get.

Answer 16

{-(-5) ±√(-5^2 - 4(2)(-10)} / 2(2)