Question # 1

f(x) = x³is:

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an odd function

an even function

an implicit function

a quadratic funtion

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

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trigonometric function

algebraic function

exponential function

logarithmic function

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1/8

1/2

1/4

1/6

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

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Injective function

Bijective function

Surjective function

Implicit function

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

-2

none of these

The trigonometric function are continuous whenever

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They are defined

their limit exist

Their period is given

All are incorrect

If f(x)= x³ then f(-2) is

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-2

-4

-8

8

xy= 2 is:

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a constant function

an identity function

an improper function

implicit function

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If f(x) = x²-x then f(0) is

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0

1

2

3

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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

An even function is symmetric about the line

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y = x

x = 0

y = -x

y = 0

If f (x) = 2x+1 then fof (x) = _______;

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4x+3

2x +3

4x +1

None of these

Which of the following function form 1 to itself are bi-jective

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F(x) = x + 3

F(x) = x⁵

F(x) = 3x + 2

F(x) = x²+ x

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0

-4

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

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1

0

-2

3

f(x) = log x + 3 is a

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trigonometric function

algebraic function

exponential function

logarithmic function

For f(x) = x2, what is the value of f(a) +f (-a) in terms of a?

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3a2

2a2

2a

-7a

The period sin²θis

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π²

π

2π

π/2

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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f(x) = x²

f(x²) = x

f(x) = x

none of these

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The largest possible domain of the function:

y=√(x ) is:

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(0 ,∞)

12

(3 , 12)

( 3 ,∞)

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πis the period of the function

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|sin x| + |sin x|

sin⁴x + cos x

sin (sin x) + sin (cos x)

None of these

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(1,7/3)

(1, 7/5)

(1, 11/7)

(1, 3/5)

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sin h x

cos h x

tan h x

cot h x

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2

1

5

0

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