Question # 1

An expression involving any of the symbols <,>,< or > is called

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equation

inequality

linear equation

identity

If sin 6θ+ sin 4θ+ sin 2θ, thenθ=

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The radius of the circle x²+ y² - 6 x + 4 y +13 = 0 , is

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1

2

0

None of these

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1

2

-1

0

Which of the following is not a quadrantal angle

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90°

100°

180°

270°

In a school, there are 150 students. Out of these 80 students enrolled for mathematics class, 50 enrolled for English class, and 60 enrolled for Physics class. The students enrolled for English cannot any other class, but the students of mathematics and Physics can take two courses at a time. Find the number of students who have taken both physics and mathematics

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40

30

50

20

u,v,wand u x (v.w) are

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Equal

Parallel

Additive immense of each other

Meaningless

The set (Z, +) forms a group

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Forms a group w.r.t. addition

Non commutative group w.r.t. multiplication

Forms a group w.r.t multiplication

Doesn't form a group

Six boys and 3 girls are to be seated at random, in a row, for a photograph. The probability that no two girls will sit together is

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1/12

1/6

5/12

7/12

ᵨ is a

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variable

Positive constant

Positive variable

Directrix

The transpose of a zero matrix is a ______

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Column matrix

Zero matrix

Row matrix

Scalar matrix

The magnitude of vector a 2i-7j is

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√23

√43

3

√53

The discriminant of the quadratic equation ax²+ bx + c = 0 is

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b²+ 4ac

b²- 4ac

4ac - b²

a²- 4ac

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I quadrant

II quadrant

III quadrant

IV quadrant

For any equilateral r :R :η :r1 :r2 :r3 =

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1:2:3:4:5

1:2:3:3:3

1:2:4:4:4

2:1 :2 :2 :2

The equation of the line perpendicular to x- axis and passing through (-5,3) is

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y -3 =0

x+ 3 =0

y- 3 =∞

x +5 =0

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Cos 0° = ______

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-1

0

1

Undefined

a >b ⇒a +c >b +c is known as

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Trichotomy property

Additive property of inequality

Transitive property

Multiplicative property

Period of sec x is ______

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Two matrices A and B are conformable for the product AB if

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Both A and B are square

Both A and B are symmetric

Number of rows of A = number of columns of B

Number of columns of A = number of rows of B

f(x) = log x + 3 is a

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trigonometric function

algebraic function

exponential function

logarithmic function

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sin5θ+sin3θ = _______;

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2sin 4θ cosθ

2cos 4θ sinθ

2cos 4θ cosθ

-2sin 4θ sinθ

If A and B are two sets then any subset R of B x A is called

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relation on A

relation on B

relation from A to B

relation from B to A

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0

90°

180°

360°

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If a statement S(n) is true for n = 1 and the truth of S(n) for n = k implies the truth of S(n) for = k + 1, then S(n) is true for all

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Real numbers n

Integers n

Positive integers n

None of these

The lines that form the cone are called its:

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Generation

Circular cone

nappes

conics

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