3) Find domain 1) f(x)=x/x²-3x+2 2)f(x)=x²-1/x-1 3) f(x)=x²-x+2 Share with your friends Share 3 Rishabh Mittal answered this 1 fx=xx2-3x+2for fx to be defined x2-3x+2≠0find the values of x for which x2-3x+2=0x2-2x-x+2=0xx-2-1x-2=0x-1x-2=0x=1,2So, domain=R-1,22 fx=x2-1x-1=x-1x+1x-1=x+1so fx is defined for all value of x.therefore, domain=R.3fx=x2-x+2fx is defined for all value of x.Therefore, domain = R. -1 View Full Answer