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Popular >

simplify-sqrt(-21)

Solution

simplify

- - 21

Solution

- 21 i

Solution steps

- - 21

Apply radical rule:

- a = a - 1

- - 21 = - 21 - 1

= - 21 - 1

Apply imaginary number rule:

- 1 = i

= - 21 i

Popular Examples

simplify-sqrt(-95)simplify

- - 95

expand (2x-1)(3x^2-3x-1)expand

(2 x - 1) (3 x^{2} - 3 x - 1)

factor+x^4-36 factor

+ x^{4} - 36

20 \frac{2}{3}

expand (4x-3)(3x^2-5x-8)expand

(4 x - 3) (3 x^{2} - 5 x - 8)

Frequently Asked Questions (FAQ)

What is simplify-sqrt(-21) ?
The solution to simplify-sqrt(-21) is -sqrt(21)i