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24 votes
24 votes
Can you help me with this problem 2a x a x 3a + b x 4b

User Bert H
by
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1 Answer

5 votes
5 votes

\begin{gathered} 2a\text{ x }a\text{ x }3a+b\text{ x }4b \\ =2a^2\text{ x 3a + 4b}^2 \\ =6a^3\text{ + 4b}^2 \\ =2\text{ \lparen3a}^3+2b^2) \end{gathered}

First, we solve the products, and finally the sum. Then we can factorize the 2

User Brent Heigold
by
3.0k points
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