Question # 1

The point (4,-6) lies in..................quadrant.

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I

II

III

IV

Point (-1, 4) lies in the quadrant:

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I

II

III

IV

The Range of R

={(1,3),(2,2),(3,1)(4,4)} is.

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{1,2,4}

{3,2,4}

{1,2,3,4}

{1,3,4}

If A⊆ B the A⋂ B = ______

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A

B

∅

A⋃ B

N∪ W = ....................

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∅

{∅}

N

W

The formula of grouped data of the arithmetic mean is:

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X̅ = ∑X/n

X̅ = A + ∑fX/∑X

X̅ = ∑fX/n

X̅ = l +n/f (n/2 - c)

The formula of range is:

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X_max -X_min

X_max + X_min

groups/wight

none of these

If A is subset of U, then (A^c)^c= .........

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A

A^c

U^c

∅

If number of elements in set, A is 3 and in set B is 2 then number of binary relations in A x B is:

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2³

2⁶

2⁸

2²

The domain of {(a,b),(b,c),(c,d)} is............

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{a,b,c}

{b,c,d}

{a,b}

{a,b,c,d}

O∪ E = ................

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∅

O

E

Z

A∩ A^c= ...........................

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∪

A^c

∅

A

E - O = ..................

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∅

O

E

Z

If A and B are disjoint sets then AUB is equal to:

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A

B

BUA

Which of the following is distributive property of union over intersection?

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A∪ (B ∪ C) = A∪ (B∪ C)

A∩ (B∩C)= (A∩B)∩C

A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)

A∩(B∪ C) = (A∩B)∪(A∩C)

Coding formula of group data of the arithmetic mean is:

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X̅ = ∑fX/∑f

X̅ = ∑fD/∑f

X̅ = A + ∑fu/∑f x h

X̅ = A + ∑fu/∑f

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Mathematics 10th Class English Medium Unit 5 Online Test MCQs With Answers

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