Question # 1

Which one is an identity function ?

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f(x) = g(x)

f (x) = x

f(x) = 1

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Parabola

Hyperbola

Ellipse

Circle

x = 3 cos t, y = 3 sin t represent

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Line

Circle

Parabola

Hyperbola

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Constant function

Absolute linear function

Linear function

Quadratic function

f (x) = x secx, then f(0)=

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-1

0

1

The linear function f(x) = ax + b is an identity function if:

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a = 0, b = 1

a = 1, b = 0

a = 1, b = 1

a = 0, b = 1

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4, -4

0

2, -2

0, 4

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Implicit

Explicit

Exponential

Logarithmic

Which one is an exponential function ?

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f(x) = sin x + cos x is ------------ function:

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Even

Odd

Composite

Neither even nor odd function

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

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

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Graph

Function

Cartesian product

Relation

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

x² + y² = 4 is:

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Function

Not a function

Ellipse

Line

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4

Does not exist

The function y = ln x is a/an -------------- function of x.

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Constant

Explicit

Exponential

Logarithmic

The term function was introduced by:

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Euler

Newton

Lagrange

Leibniz

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0

1

e

Does not exist

Which one is a constant function ?

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f(x) = x²

f(x) = x

f(x) = x + 1

f(x) = 14

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R

R - {2}

R - {2, -2}

R - {-2}

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0

2

1

3

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Ics Part 2 Mathematics Chapter 1 Test Online MCQs With Answers

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