SOLUTION: solving for zeros the equation is. y=x^(4)-13x^(2)+36

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Question 287525: solving for zeros the equation is. y=x^(4)-13x^(2)+36
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
solving for zeros the equation is. y=x^(4)-13x^(2)+36
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x^4 - 9x^2-4x^2 + 36 = 0
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x^2(x^2-9) -4(x^2-9) = 0
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(x^2-9)(x^2-4) = 0
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(x-3)(x+3)(x-2)(x+2) = 0
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Zeroes: 3,-3,2,-2
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Cheers,
Stan H.