Write a polynomial function in standard form with real coefficients whose zeros and their multiplicities include those listed. Graph it and write down your observations of it. -3(multiplicity 2 ), 2(multiplicity 3)
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OpenStudy (anonymous):
do you know what "multiplicity" means in this context?
OpenStudy (anonymous):
no
OpenStudy (anonymous):
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OpenStudy (anonymous):
it means the factor as that number as an exponent
so the factor that has a zero of \(-3\) is \(x+3\) and since the multiplicity is 2, it is
\[(x+3)^2\]
OpenStudy (anonymous):
multiplicity is a factor that repeats more than once
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OpenStudy (anonymous):
right
so one factor will be \((x+3)^2\) and the other will be \((x-2)^3\) giving you
\[f(x)=(x+3)^2(x-2)^3\]
OpenStudy (anonymous):
so for -3(multiplicity 2) will it be (X-3) to the second power
OpenStudy (anonymous):
no, not quite
OpenStudy (anonymous):
it will be \((x+3)^2\)
OpenStudy (anonymous):
if \(x=-3\) then \(x+3=0\) so the factor is \((x+3)^2\) not \((x-3)^2\)
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