Question

simplfy (3+√2) (3-√2)​

Answer 1

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Answer 2

Answer:

7

Step-by-step explanation:

(3+$\sqrt{2}$)(3-$\sqrt{2}$)

$3^{2}$ - $\sqrt{2} ^{2}$                  [(a+b)(a-b) = $a^{2}$-$b^{2}$]

9-2

7