Question # 1

If p and r are integers P = 0, and p ≠ -r, which of the following must be true?

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p < r

p > r

p + r < 0

p - r < -0

x² +2x -25 = 0 is

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1

2

3

4

Sin x + Cos x=1 x=

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π

π/2

π/3

π/4

d/dx ∫x¹ dx =________.

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1/4 x⁴

X³

3x³

x⁴/4

If the vector 2i+4j-2k and 2i +6j+xk are perpendicular then x-7

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4

8

14

7

An angle of one radian is equivalent to

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90^o

60^o

67^o

57^o, 18^o

The associative angle of 280^o is

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100^o

10^o

80^o

-80^o

0 (zero) is

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A irrational number

A rational number

A negative integer

A positive number

A relation in which the equality is true only for some values of the unknown variable is called

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An identity

An equation

A polynomial

Inverse function

The principal value of sin^-1 [√3/2] is

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π/3

-π/3

2π/3

5π/3

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NAT I Engineering Mathematics MCQs With Answers

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