SOLUTION: factor: 4x(squared) + 12x - 4

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Question 77973: factor:

4x(squared) + 12x - 4
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
4x^2+12x-4
using the quadratic equation we ghet:
x=(-12+-sqrt[12^2-4*4*-4])/2*4
x=(-12+-sqrt[144+64])/8
x=(-12+-sqrt208)/8
x=(-12+-14.42)/8
x=(-12+14.42)/8
x=2.42/8
x=.303 answer.
x=(-12-14.42)/8
x=-26.42/8
x=3.303 answer.