Question

square of 2 + root 3

Answer 1

Answer:2+root 3

=(2+root3)²

=4+3

=7.

Step-by-step explanation:

Answer 2

${(2 + \sqrt{3} )}^{2} \\ = {2}^{2} + 2(2 \times \sqrt{3} ) + {( \sqrt{3} )}^{2} \\ = 4 + 4 \sqrt{3} + 3 \\ = 7 + 4 \sqrt{3}$

Solved using identity :

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

Here,

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

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