Question # 1

Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn bears a number which is a multiple of 3 ?

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none of these

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scalar matrix

diagonalmatrix

triangularmatrix

none of these

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i

0

Probability of an impossible event is:

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0

1

-1

∞

cos^-1 (-x) =

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π + cos^-1 x

π - cos^-1x

π + sin^-1x

π - sin^-1x

tan(π + tan^-1x ) =

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x

π+x

π-x

none of these

A groupoid (S) is called __________ if it is associative in S:

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group

abelian-group

semi-group

associative-group

Equations having a common solution are called:

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linear

quadratic

homogeneous

simultenaeous

Number of terms in the expansion of (x+y)⁶ is:

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7

6

2

8

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A

B

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closureproperty

associativeproperty

commutativeproperty

trichotomyproperty

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3×2

2×3

2×2

3×3

Product of a complex number and its conjugate is:

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a real number

irrationalnumber

a complexnumber

either real number or complexnumber

Sum of integral multiples of there between 4 and 22 is:

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81

75

211

none

A function whose domain is the set of natural numbers is called the:

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series

sequence

means

convergent

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If A is a matrix of order m × n, then the number of elements in each row of A is:

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m

n

m + n

m - n

2 cos α cos ß =

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sin (α + ß) - sin (α - ß)

cos (α + ß) - cos (α - ß)

cos (α + ß) + cos (α - ß)

sin (α + ß) + sin (α - ß)

No. of arrangements of the letters of the word plane taking all letters at a time:

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5

1

none

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x = 0

y = 0

x = 0 and y = 0

x = 0 or y = 0

If α, ß, Γ are the angles of a oblique triangle, then:

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α = 90°

ß = 90°

Γ = 90°

none of these

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Mathematics Fsc Part 1 Online Test MCQs With Answers

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