Question

simplified form of (√2+3)^2

Answer 1

Step-by-step explanation:

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

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

$= 2 + 6 \sqrt{2} + 9$

$= 6 \sqrt{2} + 11$