SOLUTION: Completing the square for the following: 4x^2+4x=3

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Question 435824: Completing the square for the following:
4x^2+4x=3
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

Completing the square for the following:

4x^2+4x=3

4[(x+1/2)^2 - 1/4] = 3

 4(x+1/2)^2 = 4

   x+1/2 = ± 1

x = -1/2 ± 1

   x = 1/2 and x = -3/2

 f(x) =  4(x+1/2)^2 - 4



Using the vertex form of a parabola, f%28x%29=a%28x-h%29%5E2+%2Bk where(h,k) is the vertex