Practice questions
88551 published questions with worked solutions.
- The period of the function f(x)=| x|+| x| is
- Domain of the function f(x)= 2-2x-x^2 is
- The domain of definition of the function f(x)= 1+ _e(1-x) is
- The function f(x)= [ (x+ 1+x^2 ) ] is
- If f:R S, defined by f(x)= x- 3 x+1, is onto, then the interval S is
- If f:R R is defined by f(x)=[2x]-2[x] for all x R, where [x] is the greatest integer not exceeding x, then the range of f is
- The period of the function f( )= 3 + 2 is
- The period of the function f( )=4+4 ^3 -3 is
- The period of the function ( 2x 3 )+ ( 3x 2 ) is
- Which of the following functions have period 2 ?
- If f(x) is an even function and f'(x) exists, then f'(e)+f'(-e) is
- Let f:(-1,1) B be a function defined by f(x)= ^ -1 2x 1-x^2 , then f is both one-one and onto when B is the interval
- The domain of the real function f(x)= 1 4-x^2 is
- The period of the function f(x)= ^2x+ ^4x is
- The domain of the function f(x)= ^ -1 (x-3) 9-x^2 is
- The period of the function f(x)= 8x x- 6x 3x 2x x- 3x 4x is
- The range of the function f(x)= (x-1)(3-x) is
- The range of the function ( ^ -1 x+ ^ -1 x ), |x| 1 is
- The domain of the function f(x)= _e(x-[x]) is
- If n N, and the period of nx ( x n ) is 4 , then n is equal to