Question

Solution please
$( - 1 + \sqrt{ - 3} ) ^{2} + (- 1 - \sqrt{ - 3} ) ^{2}$
​

Answer 1

Answer:

8+4√3

Step-by-step explanation:

(a+b)^2 = a^2+2ab+b^2

So, (-1+√-3)^2 + (-1+√-3)^2

=(1+2√3+3) + (1+2√3+3)

=2+4√3+6

=8+4√3