Question

Simplify
(3+√2 ) (3-√2)​

Answer 1

Answer:

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

$(x + y)(x - y) = {x}^{2} - {y}^{2}$

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

$9 - 2$

$7$

Step-by-step explanation:

Hope it helps you out.....

Answer 2

Answer:

(a+b)(a-b) = a²-b²

use this formula

(3²)-(root2²) = 9 -2 = 7.

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