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Popular >

simplify sqrt(-x^2)

Solution

simplify

- x^{2}

Solution

i x

Solution steps

- x^{2}

Apply radical rule:

- a = - 1 a,

assuming

a \geq 0

- x^{2} = - 1 x^{2}

= - 1 x^{2}

Apply imaginary number rule:

- 1 = i

= i x^{2}

Apply radical rule:

assuming

a \geq 0

x^{2} = x

= i x

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Frequently Asked Questions (FAQ)

What is sqrt(-x^2) ?
The solution to sqrt(-x^2) is ix