Question

$(2 \sqrt{5} + \sqrt{3} )(2 \sqrt{5} + \sqrt{3)}$
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Answer 1

Answer:

dyodky

$3. < \sqrt[ \sqrt[ \sqrt[ \sqrt[2 {2221 = { \sqrt[ { {x4( < }^{2} \times \frac{?}{?} }^{?} ]{?} }^{2} }^{?} ]{?} ]{?} ]{?} ]{?}$

Answer 2

In this there will be an identity.

(a+b)(a+b) = (a+b)²

= (2√5+√3)(2√5+√3)

= (2√5+√3)²

= 20 + 3

= 23