Math 11 Chapter 11Trigonometric Functions and Their GraphsTest - 4

Math 11 Chapter 11
Trigonometric Functions and Their Graphs
Test - 4

1. All the six trigonometric functions __________ their values for each increase or decrease of 2p in q.

a) remove
b) display
c) do not repeat
d) repeat

2. Period of cosec 10 x

a) p /7
b) p /3
c) p /4
d) p /5

3. From the graphs of trigonometric functions their domains and ranges can be checked.

a) False
b) True

4. Domain of y= tan x

a) R-{x / x = (2n +1)p /n Î X}
b) R-{x / x = (2n +1)p /2n Î Z}
c) -R-{x / x = (2n +1)p /2n Î Z}
d) R-{x / x = (2n +1)p /4n Î Y}

5. The range of both sine and cosine functions is the set of real numbers.

a) True
b) False

6. Range of cosine function is

a) R
b) Set of integers.
c) [ -1, 1]
d) Set of +ve integers

7. Trigonometric functions are?

a) positive functions
b) periodic functions
c) negative functions
d) constant functions

8. Domain of secant function attains all real values except _________.

a) {x /x= (2n + 1) p/2, nÎ -Z}
b) {x /y= (2n + 1) p/2, nÎ Z}
c) {x /x= (2n - 1) p/2, nÎ Z}
d) {x /x= (2n + 1) p/2, nÎ Z}

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