ECAT Pre General Science Mathematics Chapter 17 Functions and Limits Online Test With Answers

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ECAT Pre General Science Mathematics Chapter 17 Functions and Limits Online Test

Sr. # Questions Answers Choice
1 sin h x = ___________
2 f(x) = ax + b will be an identity function if a = 1 , b = 1 a = 1 , b = 0
3 f(x) = ax + b will be a constant function if a = 1 , b = 1 a = 1 , b = 0
4 In natural logarithm the base is 1 0 10 e
5 In common logarithm the base is 1 0 10 e
6 f(x) = 1 is identity function constant function linear function quadratic function
7 f(x) = x is trigonometric function exponential function quadratic function identify function
8 quadratic function constant function trigonometric function linear function
9 quadratic function constant function linear function exponential function
10 f(x) = C is identity function constant function linear function quadratic function
11 f(x) = 2x+ 3 . 22x+ 5 is trigonometric function algebraic function exponential function logarithmic function
12 f(x) = log x + 3 is a trigonometric function algebraic function exponential function logarithmic function
13 f(x) = sin x + cos2x is trigonometric function algebraic function exponential function logarithmic function
14 f(x) = 2x2+ 3x + 5 is a trigonometric function algebraic function exponential function logarithmic function
15 If y=f(x) is a function then y is called dependent variable independent variable constant none of these
16 If y=f(x) is a function then x is called dependent variable independent variable constant none of these
17 If f(x) = x + 1 then f(z2-1) is z<sup>2</sup> z<sup>2</sup>+ 2 z<sup>2</sup>- 2 none of these
18 0 1 2 1/2
19 0 1 2
20 0 1 1/2
21 If f(x) = tan x then f(0) is 0 1 1/2
22 0 1 1/2
23 If f(x) = cos x then f(0) is 0 1 1/2
24 If f(x) = x3- 2x2+ 4x -1 then f(2) is 7 -16 16 -9
25 -1 1 2 -2
26 If f(x) = x3- 2x2+ 4x -1 then f(0) is 0 1 -1 none of these
27 0 3 9 -3
28 2 -1 8 not defined
29 0 -4 none of these
30 2 0
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