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Popular >

simplify (-1-i)^2

Solution

simplify

(- 1 - i)^{2}

Solution

2 i

Solution steps

(- 1 - i)^{2}

Apply Perfect Square Formula:

(a - b)^{2} = a^{2} - 2 ab + b^{2}

(- 1 - i)^{2} = (- 1)^{2} - 2 (- 1) i + i^{2}

= (- 1)^{2} - 2 (- 1) i + i^{2}

Simplify

(- 1)^{2} - 2 (- 1) i + i^{2} : 2 i

= 2 i

Popular Examples

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simplify x^2y^3sqrt(175x^7y^7)simplify

x^{2} y^{3} 175 x^{7} y^{7}

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1 - 16 x^{4}

Frequently Asked Questions (FAQ)

What is (-1-i)^2 ?
The solution to (-1-i)^2 is 2i