Question

(1.2a-3.5b) (15 a² + 10b²)​

Answer 1

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Answer 2

Answer:

⇒(1.2a-3.5b) · (15a²+10b²)​

Distribute the terms and multiply.

⇒(1.2a)(15a²)+(1.2a)(10b²)+(−3.5b)(15a²)+(−3.5b)(10b²)

Now simplify.

⇒18a³+12ab²−52.5a²b−35b³

Rearrange the terms.

⇒18a³−52.5a²b+12ab²−35b³

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