Question # 1

The roots of the equation x2 +6x-7=0,are

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1

2

1 and -7

-7

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2

0

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0

1

The set {1, 2, 3, 4, ....} is called

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Set of Natural numbers

Set of whole numbers

Set of rational number

Set of irrational numbers

The set of natural is a semi group w.r.t

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Addition

Division

Subtraction

None of these

A die is thrown 100 times. If getting an odd number is considered a success, the variance of the number of successes is

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50

25

10

100

Ifα,β are non-real roots of ax2 + bx +c =0 (a,b,c∈ Q),then

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α = β

αβ = 1

α = β

α = 1

What is the conjugate of -6 -i?

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-6 +i

6+i

-6 -i

6 -i

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Only one real solution

Exactly three real solution

Exactly one rational solution

Non-real roots

Optimize means ______ a quantity under certain constraints

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Minimize

Maximize

Maximize or minimize

None of these

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Mathematics General Science Test Medium Mode MCQs With Answers

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