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Online Tests
Mathematics ECAT Pre Engineering Chapter 19 Integration Online Test MCQs With Answers
Question # 1
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a cos(ax + b) + c
- a cos(ax + b) + c
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Question # 2
∫Sec
2
(ax + b) dx is equal to:
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tan
2
(ax + b)
1/a tan
2
(ax + b)
1/atan (ax +b)
tan (ax + b)
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Question # 3
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cos 2x + c
- cos 2x + c
tan 2x + c
cot 2x + c
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Question # 4
The approximate increase in the area of a circular disc if its diameter increased form 44cm to 44.4cm is
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0.4cm
8.8πcm
17.6 πcm
35.2πcm
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Question # 5
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sin 2x + c
-sin 2x + c
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Question # 6
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In f(x) + c
f(x) - c
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Question # 7
The differential equation of all st. lines which are at a constant distance to form the origin is
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Question # 8
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Question # 9
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Question # 10
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Question # 11
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6x + 2 + c
6x + x
2
+ c
6x
3
+ x
2
+ x
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Question # 12
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Question # 13
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Question # 14
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Question # 15
The area under the curve y = 1/x
2
between x = 1 and x =4 is:
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-25
0.75
-0.35
-10
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Question # 16
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Question # 17
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Question # 18
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5x
4 + c
1/6 x
6
+ c
5x
2
+ c
1/5 x
6
+ c
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Question # 19
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none of these
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Question # 20
The area bounded by y = x (x2 - 4) and below x - axis is
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4
0
-4
8
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Question # 21
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Question # 22
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y + 1 = Ae
x
y + 1 = Axe
x
xe
x
= C
y + xe
x
= C
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Question # 23
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Question # 24
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Question # 25
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Question # 26
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1
2
3
4
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Question # 27
The arbitrary constants involving in the solution can be determined by the given conditions. Such conditions are called
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Boundaries
Variable separable
Initial values
None
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Question # 28
An integral of 1/x dx is:
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1/x
2
1/-x
2
1/lnx
lnx
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Question # 29
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X = 100 sin
θ
X = 10 sin
θ
X = 100 sec
θ
None of these
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Question # 30
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