Math 11 Chapter 13Inverse Trigonometric FunctionsTest - 3

Math 11 Chapter 13
Inverse Trigonometric Functions
Test - 3

1. Let tan^-1 (1/3) = x then 2x = ___________.

a) p/ 3
b) - p/ 2
c) - p/ 3
d) - p/ 4

2. y = Sin^-1 x if and only if x = ______________.

a) infinte
b) Two
c) Three
d) One

3. If y = Cot x then domain of y is

a) 1/Ö3
b) p/3
c) Ö3
d) p/6

4. The horizental line between y=1 and y = -1 intersects the graph of y = sin x ________times.

a) 1/Ö3
b) Ö3
c) 1 /2
d) O

5. Tan ( sin^-1 1 /2) is

a) ¥
b) 0
c) 1
d) 3p/2

6. Domain of y= Cosec^-1 x is

a) y=Cos ^-1 x
b) y=Sin x
c) y = Sin ^-1 x
d) y = cosx

7. For the graph of y = sin^-1 x, the restricted portion of the graph of y = sin x is reflected about ______.

a) One to one
b) into
c) Onto
d) the above all.

8. Sin^-1 (-Ö3/2) = _____________.

a) x-axis
b) y-axis
c) y = x
d) y = - x.

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