More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Mathematics ECAT Pre Engineering Chapter 17 Functions and Limits Online Test MCQs With Answers
Question # 1
Choose an answer
0
1
-1
Previous
Skip
Next
Question # 2
Domain of y = scs x is
Choose an answer
All real numbers except π/2 + n*π
R
All negative integers
None of these
Previous
Skip
Next
Question # 3
If f(x) = cos x then f(0) is
Choose an answer
0
1
1/2
Previous
Skip
Next
Question # 4
Choose an answer
2
-1
8
not defined
Previous
Skip
Next
Question # 5
Which of the following function form 1 to itself are bi-jective
Choose an answer
F(x) = x + 3
F(x) = x
5
F(x) = 3x + 2
F(x) = x
2
+ x
Previous
Skip
Next
Question # 6
f(x) = sin x is:
Choose an answer
an odd function
an even function
an implicit function
an exponential function
Previous
Skip
Next
Question # 7
f(x) = log x + 3 is a
Choose an answer
trigonometric function
algebraic function
exponential function
logarithmic function
Previous
Skip
Next
Question # 8
A function f is said to be an even if f(-x) =
Choose an answer
0
1
f(x)
-f(x)
Previous
Skip
Next
Question # 9
sin h x = ___________
Choose an answer
Previous
Skip
Next
Question # 10
The only function which is both even and odd is
Choose an answer
f(x) =α
f(x) = x
f(x) =0
Both A & B
Previous
Skip
Next
Question # 11
Choose an answer
0
3
9
-3
Previous
Skip
Next
Question # 12
A function of the form p(x)/Q(x) is called:
Choose an answer
Rational function
Logarithmic function
Exponential function
Hyperbolic function
Previous
Skip
Next
Question # 13
The function discontinuous at x = 0 is (1) tan x (II) cot x (III) sec x (iv)cosec x)
Choose an answer
I & III
I & IV
II & IV
II & III
Previous
Skip
Next
Question # 14
The area of circle of unit radius =
Choose an answer
0
1
4
π
Previous
Skip
Next
Question # 15
The periods of the function f(x) = x[x] is
Choose an answer
1
2
Non periodic
None of these
Previous
Skip
Next
Question # 16
Choose an answer
0
1
1/2
Previous
Skip
Next
Question # 17
Choose an answer
Previous
Skip
Next
Question # 18
A rule that assigns to each elements x in X a unique element y in Y is called a ____________
Choose an answer
domain
range
function
none of these
Previous
Skip
Next
Question # 19
f(x) = 3x
4
-2x
2
+ 7 is:
Choose an answer
an even function
an odd function
an even and implicit function
neither even nor a odd
Previous
Skip
Next
Question # 20
Choose an answer
R/[0,4]
R/(0,4)
(0,4)
[0,4]
Previous
Skip
Next
Question # 21
What is range of the function g (x) =|x-3|?
Choose an answer
[0 ,∞ )
(0 ,∞)
(-∞ ,3]
[0,∞)
Previous
Skip
Next
Question # 22
Choose an answer
2
6
Previous
Skip
Next
Question # 23
f(x) = ax + b will be an identity function if
Choose an answer
a = 1 , b = 1
a = 1 , b = 0
Previous
Skip
Next
Question # 24
The range of the function f : x→ y is defined by
Choose an answer
{x| y = f (x) ∀x∈ X ∧y∈y}
{(x,y) |y = f (x)∀x∈ X}
{y|y = f (x) ∀x∈ X ∧y∈y}
Y
Previous
Skip
Next
Question # 25
f(x) = ax + b will be a constant function if
Choose an answer
a = 1 , b = 1
a = 1 , b = 0
Previous
Skip
Next
Question # 26
If y=f(x) is a function then y is called
Choose an answer
dependent variable
independent variable
constant
none of these
Previous
Skip
Next
Question # 27
Choose an answer
One-one but not onto
One-one and onto
Onto but not one-one
Neither one-one nor onto
Previous
Skip
Next
Question # 28
Choose an answer
images
pre-images
constants
none of these
Previous
Skip
Next
Question # 29
A function F(x) is called even if
Choose an answer
F(x) = F (-x)
F(x) = F(-x)
F(x) = -F(x)
2F(x) = 0
Previous
Skip
Next
Question # 30
Point (2,0) lies on trigonometric function f(x)=______;
Choose an answer
sinx
cosx
tanx
secx
Previous
Skip
Next
Question # 31
Which is an explicit function
Choose an answer
y = x
2
+ 2x - 1
x
2
+ xy + y
2
= 2
x
2
+ y
2
= xy + 2
All are
Previous
Skip
Next
Back