SOLUTION: Factor the following trinomial, if possible. If the coefficient of the first term is negative, factor out -1 to make the first term positive. Assume that n is a natural number.

Algebra ->  Expressions-with-variables -> SOLUTION: Factor the following trinomial, if possible. If the coefficient of the first term is negative, factor out -1 to make the first term positive. Assume that n is a natural number.       Log On


   

Question 318017: Factor the following trinomial, if possible. If the coefficient of the first term is negative, factor out -1 to make the first term positive. Assume that n is a natural number.
y^4n - 2y^2n + 1

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
y^4n - 2y^2n + 1
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=(y^2n -1)(y^2n -1)
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= (y^n-1)(y^n+1)(y^n-1)(y^n+1)
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Cheers,
Stan H.