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The root x=1 has multiplicity 3 for the function f(x)=x^4-x^3-3x^2+5x-2. True or false

The root x=1 has multiplicity 3 for the function f(x)=x^4-x^3-3x^2+5x-2. True or false
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The root x=1 has multiplicity 3 for the function f(x)=x^4-x^3-3x^2+5x-2. True or false

User Snassr
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1 Answer

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The function can be factorised to (x+2)(x-1)^3 so the answer is true. x = 1 has a multiplicity of 3.
User Sidhshar
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