Question # 1

sec h x = ________

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1/8

1/2

1/4

1/6

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range of f

domain of f

both (a) and (b)

none of these

In common logarithm the base is

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1

0

10

e

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) = x²- x then f(-2) is

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4

6

2

0

If f(x) = x²then f(0) is

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0

1

2

none of these

The function f(x) =|x| is a/an_______function

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Even

Odd

Both even as well as odd

Neither even nor odd

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0

3

9

-3

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2

-2

none of these

A rule that assigns to each elements x in X a unique element y in Y is called a ____________

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domain

range

function

none of these

The only function which is both even and odd is

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f(x) =α

f(x) = x

f(x) =0

Both A & B

f(x) = 3x⁴ -2x² + 7 is:

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an even function

an odd function

an even and implicit function

neither even nor a odd

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2

1

5

0

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sin h x

cos h x

tan h x

cot h x

The value of x which is unchanged by the mapping in the function defined by f ; x⟶ x² + 5x -5 for x> 0 is

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1

5

-5

-1

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

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Injective function

Bijective function

Surjective function

Implicit function

A function F(x) is called even if

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F(x) = F (-x)

F(x) = F(-x)

F(x) = -F(x)

2F(x) = 0

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Sin h^-1x = _________

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image

pre-image

constant

none of these

What is range of the function g (x) =|x-3|?

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[0 ,∞ )

(0 ,∞)

(-∞ ,3]

[0,∞)

f(x) = sin x is:

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an odd function

an even function

an implicit function

an exponential function

If f(x) = (-x)²then f(-2) is

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0

2

-4

4

The area of circle of unit radius =

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0

1

4

π

f(x) = 2x²+ 3x + 5 is a

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trigonometric function

algebraic function

exponential function

logarithmic function

If f(x) = x³- 2x²+ 4x -1 then f(2) is

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7

-16

16

-9

The trigonometric function are continuous whenever

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They are defined

their limit exist

Their period is given

All are incorrect

If x is an image of y under the function f. This can be written as

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y = f(x)

f(x) = 0

x = f(y)

f(y) =0

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