ECAT Pre Engineering Mathematic MCQ Test With Answer for Chapter 18 (Basic Concepts & Definition)

MCQ's Test For ECAT (Pre-Eng) Mathematics Chapter 18 Basic Concepts & Definitions

Try The MCQ's Test For ECAT (Pre-Eng) Mathematics Chapter 18 Basic Concepts & Definitions

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ECAT (Pre-Eng) Mathematics Chapter 18 Basic Concepts & Definitions

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Question # 1

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Question # 2

The derivative of√x at x =a is:

Question # 3

If x2 + y2 = 1, then dy/dx

Question # 4

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Question # 5

If∱(x) = 1/x-2 then∱1(0) equals:

Question # 6

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Question # 7

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Question # 8

d/dx [tan2 x]

Question # 9

d/dx (cos x2) =

Question # 10

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Question # 11

If y=xmthen dy/dx equals:

Question # 12

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Question # 13

d/dx (cos x sin x) =

Question # 14

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Question # 15

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Question # 16

The derivative of 1/xm is:

Question # 17

If y = xnthen dy/dx equals:

Question # 18

d / dx (cot x) =

Question # 19

If x =1 -t2 and y =3t2 - 2t3 then dy/dx =

Question # 20

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Question # 21

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Question # 22

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Question # 23

If∱(x) = c then∱1 (x0 equals:

Question # 24

if y=x2 then dy/dx equals:

Question # 25

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

Question # 26

If∱(x) = 2x3 + 1 then∱1(0) =

Question # 27

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Question # 28

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Question # 29

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Question # 30

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ECAT Mathematics Chapter 18 Important MCQ's

Sr.# Question Answer
1
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2 If∱(x) = 2x3 + 1 then∱1(0) =
A. 0
B. 1
C. 6
D. None of these
3
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4
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A. x2+ 2
B. 3x + 2
C. 3x2+ 5
D. 3x2+ 2
5
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A. zero at x
B. differentiable at x
C. continuous at x
D. none of these
6 d / dx (cot x) =
A. Sec x tan x
B. -csc2 x
C. Sec2 x
D. 1/cot2 x
7 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
8
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A. 0
B. 8
C. 5
D. 9
9
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A. 8
B. 1/8
C. 1/3
D. 2/3
10 If y = xnthen dy/dx equals:
A. nx
B. xn-1
C. nxn-1
D. n

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