Question

4b. (3a² - b ) . 3a²b² . ( 4a² + 2b)​

Answer 1

Answer:

See the attachment.

Step-by-step explanation:

Answer 2

Answer:

( 12a ^2 -4b^ 2 ) . ( 12 a^ 4 b^ 2 + 6a^ 2 b^ 3 )

144 a^ 6 b ^ 3 + 72 a^ 4 b^4 - 48 a^ 4 b ^ 4 - 24 a^2 b^ 5

144 a^6 b^ 3 + 24 a^ 4 b^ 4 - 24 a^ 2 b ^ 5 Ans.

Step-by-step explanation:

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