Question # 1

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

If f(x) = x³- 2x²+ 4x -1 then f(0) is

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0

1

-1

none of these

f(x) = x3-x/x2+1 is :

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an even function

an odd function

an even and implicit function

neither even nor a odd

______________ invented a symbolic way to write the statement "y is a function of x" as y= f(x)

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Leibniz

Newton

Euler

None of these

x = secθ,y = tanθ are the parametric equations of

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Circle

Hyperbola

Ellipse

parabola

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images

pre-images

constants

none of these

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

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dependent variable

independent variable

constant

none of these

Domain of cosh x is

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R

R -{0}

[1,∞)

[0,∞)

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

The trigonometric function are continuous whenever

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They are defined

their limit exist

Their period is given

All are incorrect

f(x) = log x + 3 is a

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trigonometric function

algebraic function

exponential function

logarithmic 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

A rule or correspondence that assigns to each element x in X a unique element y in Y is called a function from

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X to X

X to Y

Y to X

none of these

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0

1

none of these

Which is not included in the domain of cos^-1x

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0

1

-1

2

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The period sin²θis

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π²

π

2π

π/2

f(x) = x³is:

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an odd function

an even function

an implicit function

a quadratic funtion

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If f(x) = x²then f(-2) is

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-2

2

4

-4

sin h x = ___________

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If f(x) = x³- 2x²+ 4x -1, then f(-2) = ?

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0

-25

5

45

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3/4

r

v

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

A function from X to Y is written as

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f : X to Y

f : Y to Y

If the function y=2x -3, what is the preimage of 11?

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11

7

5

2

Graph of the question x²+ y²= 4 is

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A circle

An ellipse

A parabola

A square

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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image

pre-image

constant

none of these

If f(x) = x²- x then f(-2) is

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4

6

2

0

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