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what is the product of (3m-7) (m-3)?
A.3m²-16m-21
B.3m²-16m+21
C.3m²+16m-21
D.3m²+16-21​


Sagot :

EVALUATING POLYNOMIALS

Question: What is the product of [tex](3m-7)(m-3)[/tex]?

Solution:

[tex](3m-7)(m-3)[/tex]

[tex]3m[/tex] [tex]\times[/tex] [tex]m+3m[/tex] [tex]\times-3-7m-7\times-3[/tex]

[tex]3m^{2}+3m\times-3-7m-7\times-3[/tex]

[tex]3m^{2}-9m-7m-7\times3[/tex]

[tex]3m^{2}-9m-7m+21[/tex]

[tex]3m^{2}-16m+21[/tex]

Answer:

[tex]{\red{\huge{\boxed{3m^{2}-16m+21}}}}[/tex]

[tex]{\purple{\boxed{Soyeon:))}}}[/tex]