Respuesta :

Answer: 3a^3 b^2+3a^2 b^2


Step-by-step explanation:

3a^2(ab^2+b^2)

=(3a^2)(ab^2+b^2)

=(3a^2)(ab^2)+(3a^2)(b^2)

=3a^3 b^2+3a^2 b^2

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Answer:

3a3b2 + 2a2b2

Step-by-step explanation:

3a2(ab2 + b2) =

= 3a2*ab2 + 3a2*b2

= 3a3b2 + 2a2b2