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Give an example of an odd polynomial of degree 3, which is zero when x=-3.
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Give an example of an odd polynomial of degree 3, which is zero when x=-3.
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Sep 13, 2018
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Give an example of an odd polynomial of degree 3, which is zero when x=-3.
Mathematics
high-school
Yaron Avital
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Yaron Avital
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odd polynomials are normally 3rd degree
so
zero when x=-3
if a zero is r1 then a factor is (x-r1)
so
(x-(-3))=(x+3)
odd means f(-x)=-f(x)
we have 1 root only so
(x+3)³=
the polynomail is f(x)=(x+3)³
Bulatzamilov
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Sep 19, 2018
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Bulatzamilov
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