ECAT Pre Engineering Mathematic MCQ Test With Answer for Chapter 13 (Trigonometric Functions and Their Graphs)

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ECAT Mathematics Chapter 13 Important MCQ's

Sr.#	Question	Answer
1	Domain of cosecθis
2
3	Range of sec x is ______	A. [-1, 1] B. R C. Negative real numbers D. R = {x | -1 < x < 1}
4	Domain of 2 cos x is ______	A. [-2, 2] B. R C. Negative real numbers D. None of these
5	Period of tan x is ______
6	Sine is a periodic function and its period is ______	A. π B. s C. 2π D. 4π
7	The period of the trigonometric function y = sin x cos x is	A. 2π B. π C. 4π D. π / 2
8	The range of the tangent function is	A. all real numbers B. -1 ≤ x ≥ 1 C. natural number D. z+
9	Period of 2 cos x is ______
10	Range of tan x is ______	A. [-1, -] B. R C. Negative real numbers D. R - {x | - 1 < x < 1}