Question # 1

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

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integers n

real numbers n

positive real numbers n

positive integers n

The next term of the sequence-1, 2, 12, 40, .........is:

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112

212

144

none

cos(tan^-1∞) =

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0

∞

1

When a rational fraction is separated into partial fractions, the result is:

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If x is positive or zero, then the principal value of any inverse function of x, if it exists lies in the interval:

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Four fourth roots of 625 are:

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±5,±5i

±5,±25i

±25,±25i

none of these

If cosec Θ > 0 and cot Θ < 0, then terminal arm of the angle lies in:

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I

II

III

IV

A die is rolled. The probability that the dots on the top are greater than 4 is:

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5, 6

1

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p is false and q is true

both p and q are false

p is true and q is false

both p and q are true

No. of arrangements can be made of 4 letters a, b, c, d taken 2 at a time ?

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8

12

10

14

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0

If A is non singular matrix then A^t is:

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singular

nonsingular

symmetric

none

If a set is described by listing its elements within brackets is called:

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set builder notation

tabular form

descriptive method

none of these

The number of subsets of a set having three elements is:

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2

3

4

8

If s denotes the length of the arc intercepted on a circle of radius r by a central angle of α radians, then:

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s = rα

s = r + α

none of these

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3×1

1×3

3×3

1×1

A dice is thrown. The probability to get an odd number is;

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1

none of these

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right angled

equilateral

isosceles

obtuse angled

5x² + 8x + 3 = 0 is:

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Probability of an impossible event is:

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0

1

-1

∞

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11th Class ICS Mathematics Test Online MCQs With Answers

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