What is 3sqrt(-20)-2sqrt(-45)+3sqrt(-125) ?

The solution to 3sqrt(-20)-2sqrt(-45)+3sqrt(-125) is 15sqrt(5)i

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simplify 3sqrt(-20)-2sqrt(-45)+3sqrt(-125)

simplify

3 - 20 - 2 - 45 + 3 - 125

155 i

Solution steps

3 - 20 - 2 - 45 + 3 - 125

3 - 20 = 65 i

2 - 45 = 65 i

3 - 125 = 155 i

= 65 i - 65 i + 155 i

Add similar elements:

65 i - 65 i = 0

= 155 i

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What is 3sqrt(-20)-2sqrt(-45)+3sqrt(-125) ?
The solution to 3sqrt(-20)-2sqrt(-45)+3sqrt(-125) is 15sqrt(5)i