SOLUTION: solve 15x^4-14x^2+3=0

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Question 519403: solve
15x^4-14x^2+3=0
Answer by mananth(16946) About Me  (Show Source):
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15x^4-14x^2+3=0
15x^4-9x^2-5x^2+3
3x^2(5x^2-3)-1(5x^2-3)
(5x^2-3)(3x^2-1)