Question

what is the value of (-2-i)^2 with explanation​

Answer 1

${ - i}^{2} = 1$

therefore

4+1=5

and this will not in form of (a+ib)

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Answer 2

Answer:

=> (-2 - i)^2

=> (-2)^2 + (i)^2 - 2 × -2 × i

=> 4 + (-1) + 4i

=> 3 + 4i Ans.

Step-by-step explanation:

i think it is correct.

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