algebra

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find all real zeros and their multiplicity of the polynomial function

f(x)=5(X-4)squared(x+2)

  • algebra -

    f(x) = 5(x-4)^2(x+2)

    or
    = 5(x-4)(x-4)(x+2)

    zeros are 4 and -2

    How many times does each one occur?

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