Question # 1

The 10th common term between the series 3+7+11+....... and 1 + 6 +11 + ....... is

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191

193

211

None of these

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Domain of cosh x is

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R

R -{0}

[1,∞)

[0,∞)

The points of intersection of the line y = 2x -3 and the circle x²+ y² - 3x =2y -3 = 0 are:

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two

three

less thean two

not intersect

The distance between the points (0,0) and (x,y) is

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x²+ y²

x

y

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Diagonal matrix

Scalar matrix

Triangular matrix

Identity matrix

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

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1

i

-1

-i

The integral of 3x⁵dx is:

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15 x⁴

x⁶/2

1/6x⁵

x⁵/ln3

A square matrix A = [aij] is lower triangular matrix when:

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aij = 0 for all i < j

bij = 0

cij = 0

dij =0

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16

None of these

the latus rectum of the parabola x³= -4ay is:

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x = a

y = -a

x = -a

y = 0

The symbol of irrational is

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W

N

Q

Q'

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a constant function

linear function

quadratic funtion

none of these

The graph of the linear equation of the form ax =by = c is a line which divided the plane into:

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Two similar regions

Two disjoint regions

Four equal parts

One region

Group of none-singular matrices under multiplication is

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None-Abelian group

Semi group

Abelian group

None of these

Sum of n terms of a geometric series if | r | < 1 is

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A

A'

U

U'

An integral of 1/x dx is:

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1/x²

1/-x²

1/lnx

lnx

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2

-3/2

1

0

202.04 is an example of

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Recurring decimals

Non-recurring decimals

Terminating decimals

None of above

The triangle that does not have a right angle is called.

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Isosceles triangle

right angle triangle

equivalent triangle

oblique triangle

A and B throw a dice. The probability that A's throw is not greater then B's is

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5 / 12

7 / 12

1 / 6

1 / 2

A circle which touches one side of a triangle extermally and the other two sides produced is called

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In-circle

Circumcircle

e-circle

Point circle

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The maximum value of sinθcosθis

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1

1/2

1/4

1/6

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If d₁is the distance between (0,0) and (1,2) and d₂is the distance between (0,0) and (-1,-2) the

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d₁< d₂

d₁> d₂

d₁= d₂

none of these

The sum of first 60 natural numbers is

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1830

3660

1640

1770

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