Respuesta :

Answer:

the second choice

the first two items are -6a^3b , 5a^2

when multiplied it is -30a^5b

ONLY THE SECOND ONE HAS THAT IN THE ANSWER

Step-by-step explanation:

naidoojadine05

Step-by-step explanation:

-30a^5 b+12a^4b^3 +6a^3b^2+10a^3b^2-4a^2b^4 -2ab^3

-30a^5 b+12a^4b^3 +16a^3b^2-4a^2b^4 -2ab^3

option 2 is the answer

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