Algebra-1

Question Analysis
This question involves multiplying a binomial by a trinomial .The main focus is on applying the distributive property to expand the product of two polynomials and accurately combining like terms.

Key Concept Explanation
To multiply polynomials, each term in the first polynomial must be multiplied by each term in the second polynomial. After multiplying, combine like terms to simplify the expression.

Step-by-step Solution
1. Distribute 3m (from the binomial) to each term in the trinomial:

2. Distribute (from the binomial) to each term in the trinomial:

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