Question

simplify the followings expression. 1.(√7-√3)(√7+√3)​

Answer 1

Answer: 4

Step by step:

By using (a+b)(a-b)=(a^2-b^2)
We get (7-3)
=4

Answer 2

Step-by-step explanation:

$\bf \underline{Question \to \: }$

simplify the followings expression. 1.(√7-√3)(√7+√3)

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$\bf \underline{To.. Find \to \: }$

• simplify the followings expression

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$\bf \underline{Given \to \: }$

$\tt(\sqrt{7} -\sqrt{3} )(\sqrt{7} +\sqrt{3} )$

$\tt \to \: 7 - 3 \\ \tt \to \red{ 4}$