find the real solution of p^3+4p^2-9p=36

please help me find the answer to this and show work. thanks
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1 Answer

This can be written:

p3+4p2-9p-36=0,

p2(p+4)-9(p+4)=0,

(p2-9)(p+4)=0,

(p-3)(p+3)(p+4)=0, so p=3, -3 or -4.

by Top Rated User (1.2m points)

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