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ECAT Mathematics Chapter 17 Functions and Limits Online Test MCQs With Answers
Question # 1
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2
1
5
0
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Question # 2
The range of inequality x + 2 > 4 is
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(-1, 2)
(-2, 2)
(1,
∞
)
None
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Question # 3
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2
0
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Question # 4
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0
1
-1
none of these
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Question # 5
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Question # 6
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0
1
1/2
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Question # 7
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Question # 8
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0
1
8
∞
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Question # 9
f(x) = x
3
is:
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an odd function
an even function
an implicit function
a quadratic funtion
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Question # 10
A function f is said to be an even if f(-x) =
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0
1
f(x)
-f(x)
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Question # 11
In common logarithm the base is
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1
0
10
e
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Question # 12
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sin h x
cos h x
tan h x
cot h x
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Question # 13
tan h x = _________
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Question # 14
The function f(x) =|x| is a/an_______function
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Even
Odd
Both even as well as odd
Neither even nor odd
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Question # 15
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Question # 16
A function from X to Y is written as
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f : X to Y
f : Y to Y
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Question # 17
The domain of the function x/x
2
-4 is given by
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R
R + 2
[R - (
+
2)
R-4
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Question # 18
In the function f: A⟶B, the elements of a are called
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Images
Pre-images
ranges
Parameters
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Question # 19
A function of the form p(x)/Q(x) is called:
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Rational function
Logarithmic function
Exponential function
Hyperbolic function
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Question # 20
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2
-1
8
not defined
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Question # 21
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One-to-one and onto
One-to-one but not on to
Onto but not one-to-one
Neither one-to-one nor onto
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Question # 22
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0
1
-1
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Question # 23
cos h
2
x + sin h
2
x
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an even function
an odd function
an even and implicit function
neither even nor a odd
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Question # 24
f(x) = 3x
4
-2x
2
+ 7 is:
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an even function
an odd function
an even and implicit function
neither even nor a odd
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Question # 25
x = secθ,y = tanθ are the parametric equations of
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Circle
Hyperbola
Ellipse
parabola
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Question # 26
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0
-2
1
4
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Question # 27
Graph of the question x
2
+ y
2
= 4 is
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A circle
An ellipse
A parabola
A square
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Question # 28
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Question # 29
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0
3
9
-3
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Question # 30
f(x) = C is
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identity function
constant function
linear function
quadratic function
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Question # 31
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images
pre-images
constants
none of these
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