its has to be with cubic polynomials
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The cubic function is of the form:

f(x)=a(x+3)(x-2)(x-7), where a is a constant.

We are given that f(3)=5, so:


-24a=5, so a=-5/24 and f(x)=-5(x+3)(x-2)(x-7)/24.

That is:





by Top Rated User (775k points)

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