How do you multiply (3m+1)(m-4)(m+5)?

glielo3ly

glielo3ly

Answered question

2022-02-11

How do you multiply (3m+1)(m-4)(m+5)?

Answer & Explanation

Brom76g

Brom76g

Beginner2022-02-12Added 6 answers

(3m+1)(m-4)(m+5)
by distributing (m-4) to 3m and 1,
=[3m(m-4)+1(m-4)](m+5)
by distributing 3m,
=(3m212m+m4)(m+5)
by collecting like terms,
=(3m211m4)(m+5)
by distributing (m+5),
=3m2(m+5)11m(m+5)4(m+5)
by distributing 3m2, -11m, and -4,
=3m3+15m211m255m4m20
by collecting like terms,
=3m3+4m259m20

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