Question # 1

6 is

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A prime integer

An irrational number

A rational number

A odd integer

The set of the first elements of the ordered pairs forming a relation is called its

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-x

does not exist

1/x

0

The graph of a quadratic function is

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Circle

Ellipse

Parabola

Hexagon

ωⁿ = ?, when n = 3k

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0

ω

1

1 / ω

If A = (3,8) and B = (5,6) then the distance between A and B is

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2√2

2

1

6

If A and B are two events then P(A∪B) =? (when A and B are disjoint)

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P(A) - P(B)

P(A) x P(B)

P(A) + P(B)

P(A) + P(B) -P(A∩B)

Sin x + Cos x=1 x=

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π

π/2

π/3

π/4

The degree of the polynomial 2x⁴ + 3x² + 16x + 28 = x⁴ + 2x² is

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[a_{ij -}b_ji]

[a_{ij -}b_ij]

[a_{ij] - [}b_ij]

Every prime number is also

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Rational number

even number

Irrational number

multiple of two numbers

If 1 + Cos x = 0 then x =

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π +2n π

π + nπ

π - nπ

π/2

If Sin^-1 x + cos^-1 y = π, then x and y are

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Associative angles

Complementary angles

Reflex angles

Supplementary angles

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NAT I Engineering Mathematics MCQs With Answers

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