Question # 1

The conic is a parabola if

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e <1

e > 1

e = 1

e = 0

The end points of the major axis of the ellipse are called its

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foci

Vertices

Co-vertices

eccentricity

The associative angle of 280^o is

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100^o

10^o

80^o

-80^o

The direction cosines of y-axis are

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1,0,0

0,1,0

0,0,1

1,1,1

The Domain of f(x) = log x is

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[0,∞]

(0, ∞)

[0,∞[

[∞ ,∞]

Given eight points in a plane no three of which are collinear how many lines do the points determine?

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16

64

28

36

0 (zero) is

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A irrational number

A rational number

A negative integer

A positive number

The value of the polynomial 3x³ + 4x² - 5x + 4 at x = -1 is

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A² + B²

A² + B²+ 2AB

A + B

A² + B² + AB+BA

The equation of the normal to the circle x² + 2² = 25 at (4,3) is

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3x -4y =0

3x -4y= 5

4x + 3y=5

4x - 3y =25

The perpendicular bisector of any chord of a circle

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Passes through the center of the circle

Does not pass through the center of the circle

May or may not pass through the center of the circle

None of these

6 is

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A prime integer

An irrational number

A rational number

A odd integer

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NAT I Engineering Mathematics MCQs With Answers

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