Question

Solve ( root 8 - root 2) (root8 +root2)

Answer 1

Answer:

$( \sqrt{8} - \sqrt{2} )( \sqrt{8} + \sqrt{2} ) = { (\sqrt{8}) }^{2} - {( \sqrt{2} )}^{2} = 8 - 2 = 6$

It is the answer

Step-by-step explanation:

We used the formula of

${a}^{2} - {b}^{2} = (a +b )(a -b )$

Here,

$a = \sqrt{8} \\ b = \sqrt{2}$

Answer 2

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