Question # 1

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2

4

8

12

If f(x) = x + 1 then f(z²-1) is

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z²

z²+ 2

z²- 2

none of these

f(x) = x³is:

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an odd function

an even function

an implicit function

a quadratic funtion

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Does not exist because f is unbounded

Is not attained even though f is bounded

Is equal to 1

Is equal to -1

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-1

1

2

-2

If f(x)= x³ then f(-2) is

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-2

-4

-8

8

f (x) = | x | is a/an

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Injective function

Bijective function

Surjective function

Implicit function

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One-one but not onto

One-one and onto

Onto but not one-one

Neither one-one nor onto

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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

In common logarithm the base is

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1

0

10

e

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2

0

If f(x) = x²then f(0) is

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0

1

2

none of these

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0

-2

1

4

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3/4

r

v

None of these

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

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dependent variable

independent variable

constant

none of these

f(x) = C is

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identity function

constant function

linear function

quadratic function

If f(x) = (-x)²then f(-2) is

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0

2

-4

4

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images

pre-images

constants

none of these

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

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