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Popular >

simplify 2sqrt(-4)

Solution

simplify

2 - 4

Solution

4 i

Solution steps

2 - 4

Apply radical rule:

- a = a - 1

- 4 = 4 - 1

= 24 - 1

Apply imaginary number rule:

- 1 = i

= 24 i

4 = 2

= 2 \cdot 2 i

Multiply the numbers:

2 \cdot 2 = 4

= 4 i

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Frequently Asked Questions (FAQ)

What is 2sqrt(-4) ?
The solution to 2sqrt(-4) is 4i