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KIM [24]
3 years ago
11

Use foil method to find (w+5)(w^2+3w)

Mathematics
1 answer:
Anvisha [2.4K]3 years ago
6 0
First
Outer
Inner
Last


(w + 5)(w^2 + 3w)

F (w)(w^2) = w^3 add the exponents

O (w)(3w) = 3w^2

I (5)(w^2) = 5w^2

L (5)(3w) = 15w


New expression: w^3 + 5w^2 + 3w^2 + 15w

Combine like terms.


Final answer: w^3 + 8w^2 + 15w
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