Question # 1

(x + 3) (x + 4) = x2 + 7x + 12 is:

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A numbers exceeds its square root by 6, the number is:

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6

3

9

none of these

Every real number is also a/an:

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integer

rational number

irrationalnumber

complexnumber

If ⁿP₂ = 30 then n = :

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5

6

2

3

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A

B

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The amplitude and period of 3 sin x are:

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3, π

2, 2π

3, 3π

3, 2π

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2 sin α cos ß =

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sin (α + ß) - sin (α - ß)

cos (α + ß) + cos (α - ß)

sin (α + ß) + sin (α - ß)

cos (α + ß) - cos (α - ß)

What is the general term of the geometric sequence -1, 1, -1, 1 ....... ?

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(-1)ⁿ

(1)ⁿ

(-1)^n-1

none of these

A dice is thrown. The probability to get an even number is:

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1

none of these

The middle term of (x-y)¹⁸ is:

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9th

10th

11th

none of these

If sinΘ <0, cosΘ<0 then the terminal arm of the angle lies in quadrant:

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I

II

III

IV

Zero is:

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a natural number

a whole number

a positive integer

a negativeinteger

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Sum of roots of ax² + bx + c = 0 is equal to product of roots only if:

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a+c=0

b+c=0

a+b=0

a+b+c=0

B - A is a subset of:

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A

B

An infinite sequence has no:

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nth term

last term

sum

none

A compound statement of the form "if p then q" is called an:

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tautology

conditional

consequent

absurdity

One of the roots of the equation 3x2 + 2x + k = 0 is the reciprocal of the other, then k = ...............:

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3

2

1

4

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11th Class ICS Mathematics Test Online MCQs With Answers

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