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Directions: Find the product and simplify

(3m+n)(3m-n)

ty <3​

User Dave Addey
by
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1 Answer

9 votes

Answer:

9m²-n²

Explanation:

(3m+n)(3m-n)

This is so easy algebraic expression.

Just rewrite as,


  • (3m) {}^(2) - n {}^(2)

Simplifying,


  • 9m {}^(2) - n {}^(2)

[Alternate method is there]

User Hadi Salehy
by
4.6k points