Question # 1

Area of the circle with ends of a diameter at (-3,2) and (5,-6)

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128π sq. units

64π sq. units

32π sq.units

None of these

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Closure law of addition

Associative law of addition

Commutative law of multiplication

Associative law of multiplication

The radian measure of the central angle of an arc 50 m long on a circle of radius 25 m is

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3

2

1

Range if y = cos x is

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-1≤ y≤ 1

-1 < y < 1

-∞ < x < +∞

None of these

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1

-1

5

2

The area of a sector with central angle of 0.5 radians in a circular region whose radius is 2m is

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If 2x +y + λ =0 is normal to parabola y2 =-8x,λ= _____

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12

8

24

-24

One degree is denoted by

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1⁰

1'

1"

1 rad

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A bag contains 5 white, 7 red and 5 black balls. If four balls are drawn one by one with replacement, the probability that none is white is

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(11/16)²

(5/16)²

(11/16)⁴

(5/16)⁴

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-3 -2i

3 +2i

1 + 2i

1 - 2i

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