Let `f(x)={((x-4)/(|x-4|)+a ,x<4),(a+b ,x=4),((x-4)/(|x-4|)+b ,x >4):}` Then `f(x)` is continous at `x=4` when a.`a=0,b=0` b. `a=1,b=1` c. `a=-1,b=1` d. `a=1,b=-1`

Let f(x)={(x-4)/(|x-4|)+a ,x 4 Then f(x) is continous at x=4 when a=0,b=0 b. a=1,b=1 c. a=-1,b=1 d. a=-1,b=-1

Let f(x)={(x-4)/(|x-4|)+a ,x 4 Then f(x) is continous at x=4 when a=0,b=0 b. a=1,b=1 c. a=-1,b=1 d. a=-1,b=-1

f(x)={(x-4)/(|x-4|)+a,x 4 Then f(x) is continous at x=4 when a.a=0,b=0 b.a=1,b=1 c.a=-1,b=1 d.a=1,b=-1

Let f(x)={(x-4)/(|x-4|a+b)+a ,x 0 Then, f(x) is continuous at x=4 when (a) a=0,b=0 (b) a=1,b=1 (c) a=-1,b=1 (d) a=1,b=-1

f(x)={(x-4)/(|x-4|a+b)+a,x 0 Then,f(x) is continuous at x=4 when (a) a=0,b=0 (b) a=1,b=1(c)a=-1,b=1(d)a=1,b=-1

1.If f(x)=((x^(2)-4)/(x-2)) ,then f(2) is (a) 0 (b) 2 (c) 4

If f(x)={(|x|-3 when x = 1) & g(x)={2-|x| when x = 2 . if h(x)=f(x)+g(x) is discontinuous at exactly one point, then - (a). a=-3, b=0 (b). a=-3, b=-1 (c) a=2, b=1 (d) a=0, b=1

If f(x)={(|x|-3 when x = 1) & g(x)={2-|x| when x = 2 . if h(x)=f(x)+g(x) is discontinuous at exactly one point, then - (a). a=-3, b=0 (b). a=-3, b=-1 (c) a=2, b=1 (d) a=0, b=1

If f(x)=(acos x-cos b x)/(x^2),x!=0a n df(0)=4 is continous at x=0, then the ordered pair (a ,b) is (+-1,3) b. (1,+-3) c. (-1,-3) d. (-1,3)