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The polynomial f(x) has degree 3 if f(-1)=15, f(0)=0, f(1)=5, f(2)=0, then what are the x-intercepts of the graph of f?

 Jun 14, 2021
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 f (x) =   -5x3   + 10x2 .

The x-intercept of  the function is at x = 2

 Jun 14, 2021

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