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Popular >

simplify 4sqrt(-245)

Solution

simplify

4 - 245

Solution

285 i

Solution steps

4 - 245

Apply radical rule:

- a = a - 1

- 245 = 245 - 1

= 4245 - 1

Apply imaginary number rule:

- 1 = i

= 4245 i

245 = 5 \cdot 7

= 45 \cdot 7 i

Multiply the numbers:

4 \cdot 7 = 28

= 285 i

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Frequently Asked Questions (FAQ)

What is 4sqrt(-245) ?
The solution to 4sqrt(-245) is 28sqrt(5)i