Maharashtra State BoardHSC Science (General) 11th
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Simplify : -16+3-25+-36--625 - Mathematics and Statistics

Sum

Simplify : `sqrt(-16) + 3sqrt(-25) + sqrt(-36) - sqrt(-625)`

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Solution

`sqrt(-16) + 3sqrt(-25) + sqrt(-36) - sqrt(-625)`

= `sqrt(16 xx -1) + 3sqrt(25 xx - 1) + sqrt(36 xx -1) - sqrt(625 xx -1)`

= 4i + 3(5i) + 6i – 25i

= 25i – 25i

= 0

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