Question

(3+√2)(3-√2)
pls answer it fast ​

Answer 1

3*3-√2*√2

9-2

7 is the answer

Answer 2

Answer:

7

Explanation:

(3+root2)(3-root2)

3²-(root2)² using formula a²-b²=(a+b)-a-b)

9-2=7