1 |
If x and y are so mixed up and y cannot be expressed in terms of the independent variable x, then y is called a/an ---- function of x. |
Constant
Explicit
Implicit
Inverse
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2 |
|
Constant
Implicit
Identity
Inverse
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3 |
Which one is a constant function ? |
f(x) = x<sup>2</sup>
f(x) = x
f(x) = x + 1
f(x) = 14
|
4 |
If the degree of a polynomial function is ------------, then it is called a linear function: |
0
1
2
3
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5 |
Let f(x) = x2 + 3, then domain of f is: |
Set of all integers
Set of natural numbers
Set of real numbers
Set of rational numbers
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6 |
Let f(x) = x2, then range of f is the set of all: |
Real numbers
Non-negative real numbers
Non-negative integers
Complex numbers
|
7 |
The range of the function f(x) = |x| |
|
8 |
|
R
R - {2}
R - {2, -2}
R - {-2}
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9 |
|
4, -4
0
2, -2
0, 4
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10 |
Let f(x) = x2, real valued function then domain of f is the set of all: |
Real numbers
Integers
Positive numbers
Natural numbers
|
11 |
|
0
2
1
3
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12 |
If a function f is from a set X to a set Y, then set X is called the _______ of f: |
Domain
Range
Co-domain
None of these
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13 |
|
f(x<sup>2</sup> + 1)
f(x)
f(x<sup>2</sup>)
|
14 |
A function, in which the variables are __________ numbers, then function is called a real valued function of real numbers. |
Complex
Rational
Real
None of these
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15 |
If a variable y depends on a variable x in such a way that each value of x determines exactly one value of y, then y is a __________ of x. |
Independent variable
Not function
Function
None of these
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16 |
The symbol y = f(x) i.e. y is equal to f of x, invented by Swiss mathematician-----------: |
Euler
Cauchy
Leibniz
Newton
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17 |
The term function was introduced by: |
Euler
Newton
Lagrange
Leibniz
|