Question # 1

If f(x) = x²then f(-2) is

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-2

2

4

-4

The sum of all even numbers less than 100 is

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2450

2352

2272

2468

The maximum value of the quadratic function f(x) = -2x2+20x,is

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4

3

50

7

sin 540° =

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0

1

2

3

0.25 is ______

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An irrational number

A natural number

A prime number

A rational number

If a_n= 2n -3, write the first four terms

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-3, -1, 1, 3

1, 3, 5, 7

-1, 1, 3, 5

None of these

The value of x which is unchanged by the mapping in the function defined by f ; x⟶ x² + 5x -5 for x> 0 is

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1

5

-5

-1

(x + 3) (x + 4) = x²+ 7x + 12 is ______

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Quadratic equation

Linear equation

Cubic equation

Identity

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0

20

90

80

The magnitude of vector a=i-3j+5k is:

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3

√35

√17

√35

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One-to-one and onto

One-to-one but not on to

Onto but not one-to-one

Neither one-to-one nor onto

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Mathematics General Science Test Medium Mode MCQs With Answers

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