SOLUTION: Solve: 15x^4-28x^2+5=0

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Question 305977: Solve: 15x^4-28x^2+5=0
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
15x^4-28x^2+5=0
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%285x%5E2+-+1%29%283x%5E2+-+5%29+=+0
x = ± sqrt(1/5)
x = ± sqrt(5/3)