Using the segment addition postulate, find the value of x.
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Answer:
Step-by-step explanation:
if the roots are 3 and -6, we can start with:
But the leading coefficient must be 3, we just add a 3 to one of the x's:
But now we have to make sure the roots work again:
So our equation is:
[/tex]f(x)=3x^2+9x-54[/tex]