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

d/dx (cosec x)

Question # 2

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Question # 3

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Question # 4

If y = 1/x2 then dy/dx equals:

Question # 5

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Question # 6

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Question # 7

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

Question # 8

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Question # 9

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Question # 10

d/dx (cos x2) =

Question # 11

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Question # 12

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Question # 13

If x2 + y2 = 1, then dy/dx

Question # 14

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Question # 15

∱(x) = ax2-3x -5, and∱1 (2) = 9, a is equal to

Question # 16

If∱(x) = c then∱1 (x0 equals:

Question # 17

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Question # 18

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Question # 19

d/dx [tan2 x]

Question # 20

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Question # 21

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

Question # 22

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Question # 23

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Question # 24

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Question # 25

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Question # 26

d/dx (cos x sin x) =

Question # 27

d / dx (cot x) =

Question # 28

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Question # 29

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

Question # 30

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ECAT Mathematics Chapter 18 Important MCQ's

Sr.# Question Answer
1
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A. 8
B. 1/8
C. 1/3
D. 2/3
2
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3
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4 d/dx [tan2 x]
A. 2tan x sec2 x
B. 2tan x sec x
C. 2 cot x tan x
D. 2sec2 x cos2 x
5
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6 If∱(x) = 2x3 + 1 then∱1(0) =
A. 0
B. 1
C. 6
D. None of these
7 If ∱(x) = x2/3then∱1(x) at x = 8 equals:
A. 8
B. 1/8
C. 1/3
D. 2/3
8 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
9 If y = xnthen dy/dx equals:
A. nx
B. xn-1
C. nxn-1
D. n
10 Let∫ be real valued function continuous in the interval (x,x1)⊆ D∫ (the domain of∫),
then∱(x1) -∱ (x)/x1-x represents:
A. Instantaneous rate
B. Average rate of change
C. Differential coefficient
D. None of these

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