Question

Evaluate using identity (r+3) (r - 3).​

Answer 1

Answer:

THE FINAL ANSWER TO YOUR QUESTION IS r^2−9

Step-by-step explanation:

I SOLVED USING THE IDENTITY (A+B) = (A-B)

Answer 2

Answer:

$r^{2}$-6r+9

Step-by-step explanation:

property used is---- (a+b)(a-b)= $a^{2}$-2ab+$b^{2}$

$r^{2}$-2(r*3)+$3^{2}$

$r^{2}$-6r+9