Question

simplify:- (2√5+3√2)²​

Answer 1

Answer:

USING IDENTITY { $(a+b)^{2} = a^{2}+ b^{2} +2ab$}

a=2$\sqrt{5}$ ,b=3$\sqrt{2}$

= $(2 \sqrt{5}) ^{2} +(3\sqrt{2})^{2} + 2(2 \sqrt{5})(3\sqrt{2})$

=20+18+12$\sqrt{10}$

=30+12$\sqrt{10}$

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Answer 2

I hope this is the correct ans