Question # 1

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Constant function

Absolute linear function

Linear function

Quadratic function

Every relation, which can be represented by a linear equation in two variables, represents a:

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Graph

Function

Cartesian product

Relation

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Undefined

3a²

a²

0

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4, -4

0

2, -2

0, 4

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Continuous at x = 1

Not continuous at x = 1

Both a and b

none

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.

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Independent variable

Not function

Function

None of these

The range of the function f(x) = |x|

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Constant

Implicit

Identity

Inverse

Let f(x) = x² + 3, then domain of f is:

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Set of all integers

Set of natural numbers

Set of real numbers

Set of rational numbers

Cosh² x - Sinh² x =

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1

-1

2

-2

x² + y² = 4 is:

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Function

Not a function

Ellipse

Line

The area A of a circle as a function of its circumference C is:

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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.

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Constant

Explicit

Implicit

Inverse

cosh^-1x =

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Which one is an identity function ?

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f(x) = g(x)

f (x) = x

f(x) = 1

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If y is an image of x under the function f, we denote it by:

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x = f(y)

x = y

y = f(x)

f(x, y) = c

If y = (x), then the variable x is called --------- variable of a function f.

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Dependent

Independent

Image of y

None of these

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ICS Part 2 Mathematics Chapter 1 Test Online MCQs With Answers

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