Question

Given the quadratic equation:
-2x^-3x+4=0
Use the quadratic formula to solve for the roots.

Answer 1

a = -2, b = -2 and c = 4. Put those numbers into the quadratic formula and simplify

Answer 2

I'm puzzled! don't know what to do!

Answer 3

http://www.crewtonramoneshouseofmath.com/images/quad_eq.gif

Answer 4

(-b +/- sq rt (b^2 -4ac) )/ 2a

Answer 5

2 +/- sq rt (4 - 4(-2)(4)) all of that divided by 2(-2)

Answer 6

2 +/- sq rt (36) all divided by -4

(2 +/- 6) divided by -4

Answer 7

so work out :

(2 + 6) / -4

(2 - 6) / -4