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 ∱(x) = x2/3then∱1(x) at x = 8 equals:

Question # 3

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Question # 4

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

Question # 5

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Question # 6

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Question # 7

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Question # 8

The derivative of 1/xm is:

Question # 9

If∱(x) = 2x3 + 1 then∱1(0) =

Question # 10

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Question # 11

If y = xnthen dy/dx equals:

Question # 12

d / dx (cot x) =

Question # 13

d/dx [tan2 x]

Question # 14

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Question # 15

If y=xmthen dy/dx equals:

Question # 16

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Question # 17

d/dx (cos x2) =

Question # 18

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Question # 19

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Question # 20

The derivative of√x at x =a is:

Question # 21

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Question # 22

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Question # 23

If∱(x) = 1/x-2 then∱1(0) equals:

Question # 24

If x2 + y2 = 1, then dy/dx

Question # 25

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Question # 26

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

Question # 27

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Question # 28

d/dx (cos x sin x) =

Question # 29

If y = (7x + 9)2, then dy/dx equals:

Question # 30

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ECAT Chapter 18 Important MCQ's

Sr.# Question Answer
1
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2 Differentiation of sin x w.r.t. cot x is:
A. -sin2 x sec x
B. -cos x sin2 x
C. -cos2 x tan x
D. -sin2 x
3 If f(x) = c then∱1(x) equals:
A. 1
B. 0
C. cx
D. c
4
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5
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6
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7 If y = (7x + 9)2, then dy/dx equals:
A. 98x +126
B. 14x
C. 14x +18
D. 14x+81
8
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9 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
10
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Test Questions

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