Square root of 3 sinx plus cosx equals 0?

Answer 1

sqrt(3sin(x)=cos(x)=0 // Square both sides
3sin(x) + cos(x) = 0 // subtract cos(x) from both sides
3sin(x) = -cos(x) // rearrange
sin(x)/cos(x) = -1/3 //sin(x)/cos(x) = tan(x)
tan(x) = -1/3
x = tan^-1(-1/3) == -18,43484882 // tan^-1(inverse tan)