Question # 1

Point (2,0) lies on trigonometric function f(x)=______;

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sinx

cosx

tanx

secx

Sin h^-1x = _________

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x = f(y)

y = f(x)

x = f(x)

y = f(y)

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 domain of the function x/x² -4 is given by

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R

R + 2

[R - (+2)

R-4

Domain of cosh x is

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R

R -{0}

[1,∞)

[0,∞)

Inverse of the function y-10x is

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y=logx

y=lnx

x=10y

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1/8

1/2

1/4

1/6

If f(x) = x²then f(2) is

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-2

2

4

-4

The period sin²θis

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π²

π

2π

π/2

If f(x) = x²then f(0) is

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0

1

2

none of these

If f(x) = x²-x then f(0) is

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0

1

2

3

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

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trigonometric function

algebraic function

exponential function

logarithmic function

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

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R/[0,4]

R/(0,4)

(0,4)

[0,4]

If f(x) = x²then f(0) is

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0

1

2

none of these

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[0,1[

[0, 1]

]0, 1[

None of these

f(x) = sin x + cos²x is

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trigonometric function

algebraic function

exponential function

logarithmic function

If the domain of the function f: x⟶ 2x³+ 1 is {-1,2,3}, the range of the function is

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{3,2,5}

{1,3,9}

{-1,-2,-3}

{3,9,19}

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) = 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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quadratic function

constant function

trigonometric function

linear function

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

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4x+3

2x +3

4x +1

None of these

The area of circle of unit radius =

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0

1

4

π

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2

1

5

0

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

The trigonometric function are continuous whenever

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They are defined

their limit exist

Their period is given

All are incorrect

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0

-4

none of these

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

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