Question # 1

If sin α = cos ß in any triangle ABC then:

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α + ß = 90°

α + ß = 180°

α + ß = 360°

α + ß

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Sequences are also called:

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Series

Progressions

Means

Convergence

If triangle ABC, If ß = 90° then:

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none of these

Which one is radical equation:

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ax² + bx + c

ax + b = 0

2^x = 16

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equal sets

null sets

overlapping sets

subsets

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quad. I

quad. II

quad. III

quad. IV

x2 - 5x + 6 = 0 is:

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

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81

75

211

none

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

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50

250

100

500

If each element of a 3 × 3 matrix A is multiplied by 3, then the determinant of the resulting matrix is:

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|A|³

27|A|

3|A|

9|A|

The circum-radius R of a triangle is given by:

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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

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closureproperty

associativeproperty

commutativeproperty

trichotomyproperty

Multiplicative inverse of -i is:

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i

-i

1

-1

No. of diagonals can be formed by joining the vertices of the polygon having 5 sides ?

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5

15

51

10

Modulus of 15 i + 20 is:

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20

15

25

none of the above

To convert any angle in radians into degrees, we multiply the measure by:

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The system of measurement in which the angle is measured in degrees, and its sub-units, minutes and seconds is called the:

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circular system

sexagesimal system

decimal system

degree system

The period of sec 3x is :

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