what is the multiplicity of polynomial function (x^4 -10x^2 +9)^2

How do I find the multiplicity of this polynomial function?
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1 Answer

(x4-10x2+9)2=[(x2-9)(x2-1)]2=(x2-9)2(x2-1)2=(x-3)2(x+3)2(x-1)2(x+1)2.

All the factors are duplicated.

by Top Rated User (1.1m points)

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