Explore topic-wise MCQs in Mathematics.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1.

cos (-60 ) = ________________

A. - 3/2
B. 1/2
C. 3/2
D. -1/2
Answer» C. 3/2
Discussion
2.

sin (-45 ) = ______________

A. 1
B. -1
C. 1/ 2
D. -1/ 2
Answer» E.
Discussion
3.

tan x is not defined for_______

A. 0
B. n /2
C. (2n+1) /2
D. n
Answer» D. n
Discussion
4.

cosec2x 1 = ______________

A. cot<sup>2</sup>x
B. -cot<sup>2</sup>x
C. tan<sup>2</sup>x
D. -tan<sup>2</sup>x
Answer» B. -cot<sup>2</sup>x
Discussion
5.

cot2x cosec2x = __________

A. 1
B. -1
C. sin<sup>2</sup>x
D. cos<sup>2</sup>x
Answer» C. sin<sup>2</sup>x
Discussion
6.

1+ tan2x=_______________

A. sec<sup>2</sup>x
B. -sec<sup>2</sup>x
C. cosec<sup>2</sup>x
D. -cosec<sup>2</sup>x
Answer» B. -sec<sup>2</sup>x
Discussion
7.

1-sec2x=_________

A. cot<sup>2</sup>x
B. tan<sup>2</sup>x
C. -tan<sup>2</sup>x
D. -cot<sup>2</sup>x
Answer» D. -cot<sup>2</sup>x
Discussion
8.

1-cos2x=_________

A. sin x
B. cos x
C. sin 2x
D. sin<sup>2</sup>x
Answer» E.
Discussion
9.

1-sin245 = ___________

A. 1/2
B. 1
C. 0
D. 3 /2
Answer» B. 1
Discussion
10.

If tan x = 0 then x = _________

A. n
B. (2n+1) /2
C. (n+1)
D. n /2
Answer» B. (2n+1) /2
Discussion
11.

If cos x=0 then x = ________

A. n
B. (2n+1) /2
C. (n+1)
D. n /2
Answer» C. (n+1)
Discussion
12.

If sin x=0 then x = ________

A. n
B. (2n+1) /2
C. (n+1)
D. n /2
Answer» B. (2n+1) /2
Discussion