Question # 1

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(a + b)c = a . c + bc

a + b = b + a

(a + b) + c = a + (b + c)

a(b+ c) = ab + ac

In one hour the minute hand of a clock turns through

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The point on y²= 4ax nearest to the focus has its abciassae equal to

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-a

a

a/2

0

The fifth term of (a+2x3)17 is

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4013 x3a13

2208a13 x12

223x7a18

38080a13 x12

In the expansion of (a + x)ⁿthe general term T_{r + 1}is

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Roots of the equation 9x²- 12x + 4 = 0 are

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Real and equal

Real and distinct

Complex

None of these

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Sum of all the four forth roots of unity is

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1

-1

i

0

The eccentricity e of an ellipse is always

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Rational

Real

Irrational

Integer

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I andII quadrants

II andIII quadrants

III andIVquadrants

none of these

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all

The range of y=x2 + 1 is the set of non-negative real numbers except

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0≤ y < 1

0 < y < 1

0≤ y≤ 1

0 < y≤1

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1

2

3/2

5/2

(1,0) is in the solution of the inequality

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3x + 2y > 8

2x - 3y < 4

2x + 3y > 3

x - 2y < -5

An infinite sequence has no

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nth term

Last term

Sum

None of these

Domain of secθis

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If cos 20°=K and cos x=2 k²-1, then the possible values of x between 0° and 360° are

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140°

50° and 140°

50° and 130°

40° and 320°

Root of the equation 3^x-1+ 3^1-x= is

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2

1

0

-1

Which of the following sets has closure property w.r.t. addition

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{ 0 }

{ 1 }

{ 0, -1}

{ 1, -1}

i³=

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-1

i

-i

1

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0

1

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a sec(ax + b) + c

- a sec(ax + b) + c

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3, 6, 12,.... is

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A.P

G.P.

H.P.

None of these

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a f(x) + c

f(x) + a

Sin 45° = ______

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1

5

7

9

The set {1, -1, 1, -1}, form a group under

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Addition

Multiplication

Subtraction

None

The property used in -3 <-2 ⇒0 <1

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Commutative property

Additive property of inequality

Additive inverse

Additive identity

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π / 4

π / 6

π / 3

0

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K/6

2K

3K

6K

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