Question

3+√2 × 3-√2 = ? with steps​

Answer 1

3+√2 × 3-√2

=3+3√2-√2

=3+2√2

Answer 2

Answer:

7

Step-by-step explanation:

by the property (a+b)(a-b) =a^2 -b^2

so (3+√2)(3-√2) = 3^2 - √2^2

=9-2 = 7