Where the square root of a real number exists as a real number?
The intersection of the corresponding domains.´
z=(square root of 2x-y+2 )-(square root of x+y+1)
Fernando Revilla
Where the square root of a real number exists as a real number?
The intersection of the corresponding domains.´
z=(square root of 2x-y+2 )-(square root of x+y+1)
Fernando Revilla