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Popular >

simplify 3sqrt(-9)

Solution

simplify

3 - 9

Solution

9 i

Solution steps

3 - 9

Apply radical rule:

- a = a - 1

- 9 = 9 - 1

= 39 - 1

Apply imaginary number rule:

- 1 = i

= 39 i

9 = 3

= 3 \cdot 3 i

Multiply the numbers:

3 \cdot 3 = 9

= 9 i

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Frequently Asked Questions (FAQ)

What is 3sqrt(-9) ?
The solution to 3sqrt(-9) is 9i