Question # 1

∛8.6 is approximately equal to

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2.488

2.48

2.0488

2.05

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In f(x) + c

f(x) - c

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tan(2π+θ) = ________;

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tanθ

-tanθ

cotθ

-cotθ

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A variable

A constant

0

None of these

The coefficient of the third term of (8a-b)^1/3, after simplification is

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-228

1/288

1/220

-1/177

The function {f(x,y)|y = ax2 +bx +c} is

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One-one function

Constant function

Onto function

Quadratic function

tan (-135°) = ______θ

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0

1

2

3

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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The behavior of trigonometric function is called

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Continuity

Discontinuity

Periodicity

Smoothness

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∀x,y∈ R and x < 0, y < 0, which one is true

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xy < o

xy = o

xy > o

None of these

The equation of line passing through intersection of line x = 0 and y = 0 and the point (2,2) is

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y = x

y = x - 1

y = x + 1

The roots of px2 - (p-q)x-q=0 are

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equal

Irrational

Rational

Imaginary

Each complex cube root of unity is square of

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itself

1

-1

the other

The maximum value of sin x + cos x is

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In common logarithm the base is

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1

0

10

e

The statement that a group can have more than one identity elements is

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True

False

Ambiguous

Some times true

In one hour, the minute hand of a clock turns through

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i^-(4n+2)= -------------------------------

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1

i

-1

-i

A line segment whose end points lie on a circle is called

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the secant of the circle

the arc of the circle

the chord of the circle

the circumference of the circle

Ifθ= 60° then

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sinθ= 1/2

tanθ= cot 30°

θ=π/4

secθ= 4

The sum of all 2 digit number is

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4750

3776

4895

4905

The roots of the equation ax²+ bx + c = 0 are real and equal if

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b²- 4ac < 0

b²- 4ac = 0

b²- 4ac > 0

None of these

The number of subset of {0} is

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1

2

3

None

Let the sequence 1, 2, 2, 4, 4, 4, 4, 8, 8, 8, 8, 8, 8, 8, 8, ..... where n consecutive terms have the value n, then 1025th term is

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2⁹

2¹⁰

2¹¹

2⁸

If -1 < x < 0, which of the following statements must be true?

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x < x²< x³

x < x³< x²

x²< x³< x

x²< x < x³

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