Question

find the product
(m+5)(m^2-4)

Answer 1

(m + 5)(m^2 - 4) =
m(m^2 - 4) + 5(m^2 - 4) =
m^3 - 4m + 5m^2 - 20 = 
m^3 + 5m^2 - 4m - 20 <==

Answer 2

M^3 + 5m^2 - 4m - 20

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