Question

simplify (-5-√3)^2 .

Answer 1

Answer:

Step-by-step explanation:

$(-5-\sqrt{2})^2 =(-1)^2 \cdot (5 + \sqrt{2})^2 = (5 + \sqrt{2})^2 = 25 + 10\sqrt{2} + 2 = 27 + 10 \sqrt{2}$