Question

Directions: Find the product and simplify (3m+n)(3m-n)ty <3​

Answer 1

Answer:

9m²-n²

Step-by-step 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]