Question # 1

Domain of y = scs x is

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All real numbers except π/2 + n*π

R

All negative integers

None of these

The sum of infinite numbers of terms of an arithmetic series is

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Finite

Infinite

May or may not finite

None of these

(1,0) is in the solution of the inequality

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3x + 2y > 8

2x - 3y < 4

2x + 3y > 3

x - 2y < -5

the latus rectum of the parabola x³= -4ay is:

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x = a

y = -a

x = -a

y = 0

Derivative of sin x w.r.t. sin x is

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0

1

sin x

cos x

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The square root of 2i - 20i is

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±(5 - 2i)

±(5+ 2i)

(5 - 2i)

None of these

The set {1, -1, i, -i}

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Form a group w.r.t addition

Form a group w.r.t multiplication

Does not form a group w.r.t multiplication

Not closed under multiplication

tan (-135°) = ______θ

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0

1

2

3

If the intersection of two sets is non-empty, but either is a subset of other are called

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Disjoint sets

Over lapping

Equal sets

None of these

The complement of set A relative to universal set U is the set

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{x / x∈ A∧ x∈ U}

{x / x∉ A∧ x ∈ U}

{x / x∈ A and x ∉ U}

A-U

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The number of triplets (x, y, z) satisfying sin^-1x +cos^-1y + sin^-1z = 2π is

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0

2

1

Infinite

An infinite sequence has no

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nth term

Last term

Sum

None of these

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Rational

Irrational

Natural

Odd

E-radius corresponding to < C is

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The mid point of the line segment joining the points (a,b) and (b,a) is

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Sum of all the four forth roots of unity is

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1

-1

i

0

∫x/Sin² x dx is equal to:

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x cot x + ln|sin⁡x |

-x cot x - ln|sin⁡x |

x cot x - ln|sin⁡x |

x. tan x- ln|sec⁡x |

The points (5, -4, 2),(4, -3, 1),(7, -6, 4),(8, -7, 5) are vertices of a

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Square

Parallelogram

Rectangle

Rhombus

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P(A) + P(B)

P(A) - P(B)

P(A) . P(B)

P(A) / P(B)

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Addition

Multiplication

Division

Both addition and multiplication

{x|x∈R∧x≠x} is a

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Infinite set

Null set

Finite set

None of these

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1

-1

-1/2

1/2

A matrix in which the number of rows is not equal to the number of columns is called a

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Diagonal matrix

Rectangular matrix

Square matrix

Scalar matrix

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if f(x) = x³ -3x² +5x -1, then f(-√2)=

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7+7√2

3+3√2

-7-7√2

-3-3√2

The distance of the points (3, 4, 5) from y-axis is

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