Question # 1

Graphs of trigonometric function within their domains are:

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line segments

sharp corners

broken lines

smooth curves

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In triangle the length of the sides are 7, 4√3 and √13. Then the smallest angle is:

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15°

30°

60°

45°

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

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5

1

none

Zero cannot be a term of:

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A.P and G.P

G.P and H.P

A.P and H.P

only H.P

1 radian is equal to:

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180°

none of these

Which one is exponential equation:

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ax² + bx + c = 0

ax + b = 0

2^x = 16

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If W = {0, 1, 2, 3, 4, ........}, N = {1, 2, 3, 4 ...........} then N - W = ?

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W

{0}

none of these

The identity element in a group is:

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unique

inifinite

both a and b

not possible

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A

B

If (x - 2, 2) = (3, 2), then:

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x = 5

x = 2

x = -5

x = 3

If α, ß are the roots of x² + kx + 12=0 such that α-ß = 1 then K = :

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0

±5

±7

±15

Which of the following is correct:

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2 + 7i > 10 + i

1 + i > 1 - i

4 + 3i > 1 + 3i

none of these

r₁=

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sin (α - ß) =

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scalar matrix

diagonalmatrix

lower triangularmatrix

upper triangularmatrix

The multiplicative identity of real numbers is:

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0

1

2

-1

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

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series

sequence

means

convergent

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

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Rational numbers are:

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repeating decimals

terminatingdecimals

periodicdecimals

all of these

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