Explore topic-wise MCQs in Discrete Mathematics.

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Discrete Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1.

Let f(x)=sin2(x) + log(x) then domain of f(x) is (- , ).

A. True
B. False
Answer» C.
Discussion
2.

If f(x) = x2 + 4 then range of f(x) is given by?

A. [4, )
B. (- , ) {0}
C. (0, )
D. None of the mentioned
Answer» B. (- , ) {0}
Discussion
3.

If f(x) = 2x then range of the function is?

A. (- , )
B. (- , ) {0}
C. (0, )
D. None of the mentioned
Answer» D. None of the mentioned
Discussion
4.

What is range of function f(x) = x-1 which is defined everywhere on its domain?

A. (- , )
B. (- , ) {0}
C. [0, )
D. None of the mentioned
Answer» B. (- , ) {0}
Discussion
5.

The range of function f(x) = sin(x) is (- , ).

A. True
B. False
Answer» C.
Discussion
6.

What is domain of function f(x) = x-1 for it to be defined everywhere on domain?

A. (2, )
B. (- , ) {0}
C. [0, )
D. None of the mentioned
Answer» C. [0, )
Discussion
7.

What is domain of function f(x)= x1/2?

A. (2, )
B. (- , 1)
C. [0, )
D. None of the mentioned
Answer» D. None of the mentioned
Discussion