Question

(4+2√2) ² solve this question please it is urgent​

Answer 1

Explanation:

$(4 + 2\sqrt{2})^{2}$

$= 4^{2} + 2(4)(2\sqrt{2}) + (2\sqrt{2})^{2}$ [because $(a + b)^2 = a^2 + 2ab + b^2$]

=$16+ 16\sqrt{2} + 8$

$= 24 + 16 \sqrt{2}$

$= 8(3+2\sqrt{2} )$

Answer: 24 + 16√2 or 8(3+2√2)

I hope this helps.