Question # 1

If n is a positive integer, then 3+6+9+ -----------------+3n =

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2

1

0

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0

-25

5

45

A point of a solution region where two of its boundary lines intersect, is called

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Boundary

Inequality

Half Plane

Vertex

The direction cosines of y-axis are

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1,0,0

0,1,0

0,0,1

1,1,1

If ab > 0 and a < 0, which of the following is negative?

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b

-b

-a

(a - b)²

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The sum of the interior angles for a 16 sided polygon is

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4 pie

14 pie

8 pie

2 pie

The equation of the line with gradient 1 passing through the point (h, k) is

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Y = x + k - h

Y = k/h x + 1

Y = x + h - k

Ky = hx - 1

If 1 + Cos x = 0, then x =

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The multiplicative inverse of x such that x = 0 is

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-x

does not exist

1/x

0

If the sum of the roots of (a + 1)x²+ (2a + 3)x +(3a+4) = 0 is -1, then product of the roots is

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1

2

-2

-1

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2

1

3

4

The common difference of the sequence 7,4,1, .......... is

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1

-3

5

0

If in isosceles right angled triangle, one side is a then hypotenuse is

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a

cannot be determined by given information

a + x is

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A trinomial

A binomial

A moomial

An equation

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NAT II Physical Science Mathematics MCQs With Answers

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