Question

simplify the following explanations? (a) ( root 3 + root 7)²​

Answer 1

(√3 + √7) square

= √3 square + √7 square+ 2 * √3 * √7

= 3+7+2√21

=10+ 2√21 ----Answer

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Answer 2

Answer:

$(a) {( \sqrt{3} + \sqrt{7} )}^{2}$

$= >a( ( { \sqrt{3} )}^{2} + 2 \sqrt{)3} \sqrt{7} + \\ {( \sqrt{7} )}^{2})$

$= > a(10 + 2 \sqrt{21} )$

$= > 10a + 2 \sqrt{21} a$