If `f(x) = (x^n-a^n)/(x-a)`, then `f'(a)` is a. `1` b. `1/2` c. 0 d. does not exist

If f(x)=xs in(1/x),x!=0 then (lim_(x rarr0)f(x)= a.1b*-1 c.0 d.does not exist

If f(x)=(x^(n)-a^(n))/(x-a),backslash t he n backslash fprime ^(^^)(a) is 1 b.(1)/(2) c.0 d.does not exist

If f(x)={{:(2-x,xlt0),(x^2-4x+2,xge0)} then the value f(f(f(1))) is a) gt0 b) lt 0 c) =0 d)does not exist

If f(x) = (a-x^n)^(1/n) then fof(x) is (A) x (B) a-x (C) x^2 (D) -1/x^n

Let f be defined on R by f(x)=x^(4)sin(1/x) , if x!=0 and f(0)=0 then (a) f'(0) doesn't exist (b) f'(2-) doesn't exist (c) f'' is not continous at x=0 (d) f''(0) exist but f''' is not continuous at x=0

Let f be defined on R by f(x)= x^(4)sin(1/x) , if x!=0 and f(0)=0 then (a) f'(0) doesn't exist (b) f'(2-) doesn't exist (c) f'' is not continous at x=0 (d) f''(0) exist but f'' is not continuous at x=0

If f(x+1)+f(x-1)=2f(x) and f(0)=0, then find f(n),n in N , is

If f(x+1)+f(x-1)=2f(x)a n df(0),=0, then f(n),n in N , is nf(1) (b) {f(1)}^n (c) 0 (d) none of these

If f(x+1)+f(x-1)=2f(x)a n df(0),=0, then f(n),n in N , is nf(1) (b) {f(1)}^n (c) 0 (d) none of these