Question # 1

If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the product P(x) . Q(x) will be a polynomial of degree:

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m . n

m - n

m + n

m × n

If S is the H.M between 2 and b then b = :

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-10

10

7

5

In ax² + bx + c = 0, if b² - 4ac > 0 and perfect square the roots are:

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rational

irrational

equal

complex

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9

-9

-6

none

Division of a natural number by another natural number gives:

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always a natural number

always an integer

always a rationalnumber

always an irrational number

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40

-40

26

-26

The sum of 10 A.Ms between 3 and 47 is:

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50

250

100

500

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- cot Θ

- tan Θ

tan Θ

none of these

If the initial side of an angle is the positive x-axis and the vertex is at the origin, the angle is said to be in the _____________:

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initial position

finalposition

normalposition

standardposition

The number of ways in which fiver persons can sit at a round table is:

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4!

5!

none of these

In binomial expansion of (a+b)n, n is positive integer the sum of even coefficients equals:

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none of these

r₃ =

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Solution set of the simultaneous equations : x + y = 1, x - y = 1 is:

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{(0,0)}

{(1,0)}

{(0,1)}

{(1,1)}

In circular system the angle is measured in:

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radians

degrees

degrees, minutes

degrees, seconds

No. of necklaces can be made from 7 beads of different colors ?

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360

120

60

70

When two sides and included angle is given, then area of triangle is given by:

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all of these

If 2s = a + b + c, where a, b, c are the sides of a triangle ABC, then area of triangle ABC is given by:

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Inverse sine function is written as:

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(sin x)^-1

sin x^-1

arc sinx

arc sin^-1 x

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tan(π + cot^-1x ) =

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