Question

Find range of the function f(x)=x²+3x+5/x²-5x+4

Answer 1

1. Here we find the all the value of dependent variable
2. If x=1 then f(0)=5/4
3. If x=1 then f(1)=y is undefined
4. Hence the rang is Real-1 or R-{1}
5. And domain is all real Numbers