ECAT Pre General Science MCQ Test With Answer for Mathematics Chapter 18

MCQ's Test For ECAT Mathematics Chapter 18 Basic Concepts & Definitions

Try The MCQ's Test For ECAT Mathematics Chapter 18 Basic Concepts & Definitions

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ECAT Mathematics Chapter 18 Basic Concepts & Definitions

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Question # 1

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Question # 2

If f(x) = c then∱1(x) equals:

Question # 3

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Question # 4

Let∫ be real valued function continuous in the interval (x,x1)⊆ D∫ (the domain of∫),
then∱(x1) -∱ (x)/x1-x represents:

Question # 5

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Question # 6

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Question # 7

d/dx (cosec x)

Question # 8

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Question # 9

If∱(x) = 1/x-2 then∱1(0) equals:

Question # 10

d / dx (cot x) =

Question # 11

If∱(x) = x5 + x3 + x the value of∱1(1) is:

Question # 12

If∱(x) = x-100the value of∱1 (1) is:

Question # 13

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Question # 14

d/dx(x3 + 2x +3)=

Question # 15

If 3x + 4y +7 = 0 , then dy / dx =

Question # 16

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Question # 17

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Question # 18

If x = at2 and y = 2at then dy/dx =

Question # 19

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Question # 20

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Question # 21

d/dx [tan2 x]

Question # 22

If y = 3 x + 2cos x, then dy/dx =

Question # 23

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Question # 24

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Question # 25

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Question # 26

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Question # 27

if y=x2 then dy/dx equals:

Question # 28

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Question # 29

d/dx (cos x sin x) =

Question # 30

If∱(x) = 2x3 + 1 then∱1(0) =

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ECAT Mathematics Chapter 18 Important MCQ's

Sr.# Question Answer
1
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A. 2x
B. x/2
C. 2x3
D. x3/2
2 if x∈ D∱ and∱1(x) exists, then∱ is said to be
A. zero at x
B. Differentiable at x
C. Continuous at x
D. None of these
3 The derivative of√x at x =a is:
A. 1/2a
B. 2 / √a
C. 2√x
D. 1 / 2√x
4 d/dx(x3 + 2x +3)=
A. x2 + 2
B. 3x + 2
C. 3x2 + 5
D. 3x2 + 2
5
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6 If y = 1/x2 then dy/dx equals:
A. -2x
B. x-3
C. -2/x3
D. -2x3
7
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8 If ∱(x) = x2/3then∱1(x) at x = 8 equals:
A. 8
B. 1/8
C. 1/3
D. 2/3
9 If∱(x) = 1/x-2 then∱1(0) equals:
A. -1/4
B. -3/2
C. -1/2
D. 1/5
10
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A. 8
B. 1/8
C. 1/3
D. 2/3

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