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
ECAT Mathematics Chapter 18 Basic Concepts & Definitions Online Test MCQs With Answers
Question # 1
Choose an answer
Previous
Skip
Next
Question # 2
Choose an answer
Previous
Skip
Next
Question # 3
Choose an answer
Previous
Skip
Next
Question # 4
Choose an answer
2x
x/2
2x
3
x
3
/2
Previous
Skip
Next
Question # 5
Choose an answer
Previous
Skip
Next
Question # 6
d/dx(x
3
+ 2x +3)=
Choose an answer
x
2
+ 2
3x + 2
3x
2
+ 5
3x2 + 2
Previous
Skip
Next
Question # 7
Choose an answer
-2x
x
-3
-2x
3
Previous
Skip
Next
Question # 8
Choose an answer
8
1/8
1/3
2/3
Previous
Skip
Next
Question # 9
Choose an answer
Previous
Skip
Next
Question # 10
Choose an answer
Previous
Skip
Next
Question # 11
Let∫ be real valued function continuous in the interval (x,x
1
)⊆ D∫ (the domain of∫),
then∱(x
1
) -∱ (x)/x
1
-x represents:
Choose an answer
Instantaneous rate
Average rate of change
Differential coefficient
None of these
Previous
Skip
Next
Question # 12
Differentiation of sin x w.r.t. cot x is:
Choose an answer
-sin
2
x sec x
-cos x sin
2
x
-cos
2
x tan x
-sin
2
x
Previous
Skip
Next
Question # 13
d/dx (cosec x)
Choose an answer
-sec x tan x
sin x cos x
-csc x cot x
2sin x cos x
Previous
Skip
Next
Question # 14
∱(x) = ax
2
-3x -5, and∱
1
(2) = 9, a is equal to
Choose an answer
2
3
-2
4
Previous
Skip
Next
Question # 15
Choose an answer
Previous
Skip
Next
Question # 16
Choose an answer
0
8
5
9
Previous
Skip
Next
Question # 17
Choose an answer
x
n-1
Previous
Skip
Next
Question # 18
Choose an answer
zero at x
differentiable at x
continuous at x
none of these
Previous
Skip
Next
Question # 19
If∱(x) = c then∱
1 (x0 equals:
Choose an answer
1
0
cx
c
Previous
Skip
Next
Question # 20
d/dx (cos x
2
) =
Choose an answer
-2x cos x
-2x sin x
2
-2x tan x
-2x sec
2
x
Previous
Skip
Next
Question # 21
The derivative of 1/x
m
is:
Choose an answer
x
m+1
/ m
m(x)
m-1
(m-1) x
-m
m/x
m+1
Previous
Skip
Next
Question # 22
If x =1 -t
2
and y =3t
2
- 2t
3
then dy/dx =
Choose an answer
(1-t)
3(1+t)
3(t-1)
3/1-t
Previous
Skip
Next
Question # 23
If y=x
m
then dy/dx equals:
Choose an answer
mx
x/m
mx
m-1
xm
m-1
Previous
Skip
Next
Question # 24
Choose an answer
Previous
Skip
Next
Question # 25
Choose an answer
100
-100
0
-101
Previous
Skip
Next
Question # 26
Choose an answer
Previous
Skip
Next
Question # 27
If c is a constant, then d/dx (c) =
Choose an answer
0
c
cx
1
Previous
Skip
Next
Question # 28
Choose an answer
Previous
Skip
Next
Question # 29
Choose an answer
None of these
Previous
Skip
Next
Question # 30
If y = (7x + 9)
2
, then dy/dx equals:
Choose an answer
98x +126
14x
14x +18
14x+81
Previous
Skip
Next
Back
