SOLUTION: Please help me solve: x^2=180 I know I have to use the quadratic formula, but I can't figure it out.

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Please help me solve: x^2=180 I know I have to use the quadratic formula, but I can't figure it out.      Log On


   

Question 630044: Please help me solve:
x^2=180
I know I have to use the quadratic formula, but I can't figure it out.
Found 2 solutions by stanbon, ewatrrr:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Please help me solve:
x^2=180
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x = sqrt(180) or x = -sqrt(180)
x = 6sqrt(5) or x = -6sqrt(5)
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Cheers,
Stan H.
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Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

x%5E2+=+180  Taking the square root of both sides of the EQ

    x = ± sqrt%28180%29+=+sqrt%289%2A4%2A5%29+=+6sqrt%285%29

    x = ± 6sqrt%285%29

In decimal form, a calculator will do the work quickly

  x = ± 13.4164