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use the function to answer the question. f(x)= x^3 + 5x^2 + 7x + 3 = (x+1)(x+1)(x+3) what is the multiplicity of the root -1? I keep seeing answers for the multiplicity of 1, but not for -1. Thanks!

User Prom
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Since
f(x)=(x+1)^2(x+3) it follows that
x=-1 is a root of multiplicity 2.

User Chuseuiti
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