Question # 1

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0

1

-1

none of these

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0

1

-1

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A function from A to B is denoted by

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f: A→ B

f: B → A

f: → A :B

f → A→ B

f(x) = x is

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trigonometric function

exponential function

quadratic function

identify function

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f(x) = 3x/x² + 1 is:

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an even function

an odd function

an even and implicit function

neither even nor a odd

The range of the function f : x→ y is defined by

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{x| y = f (x) ∀x∈ X ∧y∈y}

{(x,y) |y = f (x)∀x∈ X}

{y|y = f (x) ∀x∈ X ∧y∈y}

Y

For f(x) = x² + px +1, if f(3) = 3 then P =

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3/7

-2/5

-7/5

-7/3

f(x) = 1 is

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identity function

constant function

linear function

quadratic function

In natural logarithm the base is

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1

0

10

e

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0

1

8

∞

f(x) = log x + 3 is a

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trigonometric function

algebraic function

exponential function

logarithmic function

If y=f(x) is a function then x is called

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dependent variable

independent variable

constant

none of these

if f(x) = x³ -3x² +5x -1, then f(-√2)=

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7+7√2

3+3√2

-7-7√2

-3-3√2

sec h x = ________

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2

1

5

0

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0

1

2

1/2

The domain the function : f(x) = x² is given by

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R

Set of all non-negative Real numbers

R^-1

None of these

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f(x) = x²

f(x²) = x

f(x) = x

none of these

if the value of the sphere, v =4/3πr²^, then the which of the following statement is true?

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r is the function of v

v is the function ofπ

π is independent variable

None of these

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The period sin²θis

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π²

π

2π

π/2

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0

1

1/2

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3/4

r

v

None of these

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2

6

cos h²x + sin h² x

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an even function

an odd function

an even and implicit function

neither even nor a odd

The set of points {(x,y)|y = f(x),∀x∈} is called

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Relation

Graph of f

Function

All are correct

If f(x) = x²then f(0) is

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0

1

2

none of these

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

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