Question

√-16+3√-25+√-36-√-625​

Answer 1

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

It means

sqrt(16)*i + 3*sqrt(25)*i + sqrt(36)*i - sqrt(625)*i

{ since i = sqrt(-1)  }

so we get

=> 4*i + 3*5*i + 6*i - 25*i

=> 4i + 15i + 6i - 25i

=> 25i - 25i

=> 0