Question # 1

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0

-2

1

4

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2

6

f(x) = x is

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trigonometric function

exponential function

quadratic function

identify function

The domain and range of a trigonometric function can be allocate by their

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graph

Continuity

Discontinuity

Periods

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0

1

-1

none of these

tan h x = _________

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If a variable y dependents on a variable x in such a way that each value of x determines exactly one value of y, then we say that

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x is function of y

y is a function of x

y is independent variable

x is real valued function

If f(x) = x²-x then f(0) is

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0

1

2

3

If f(x) = x³- 2x²+ 4x -1 then f(0) is

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0

1

-1

none of these

f(x) = 1 is

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identity function

constant function

linear function

quadratic function

f(x) = log x + 3 is a

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trigonometric function

algebraic function

exponential function

logarithmic function

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range of f

domain of f

both (a) and (b)

none of these

f(x) = 2^x+ 3 . 2^2x+ 5 is

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trigonometric function

algebraic function

exponential function

logarithmic function

A function in which the variable appears as exponent is called:

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An identity function

A logarithmic function

an exponential function

A rational function

The curve f(x,y) = 0 has a central symmetry if

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f(-x,-y)=f(x,y)

f(x,-y)=f(x,y)

f(-x,y)=f(x,y)

f(-x,-y)≠f(x,y)

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image

pre-image

constant

none of these

If a tangent line touches the function y = f (x) in more than one point then y = f (x) is

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Periodic

Surjective

Bijective

Injective

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0

1

-1

none of these

If f(x) = x²-x then f(1) is

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0

1

2

3

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ECAT Mathematics Chapter 17 Functions and Limits Online Test MCQs With Answers

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