Question # 1

The symbol '' i.e '' stands for:

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therefore

because

that is

correspondence

Point (-2,4) lies in:

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I-quadrant

II-quadrant

III-quadrant

IV-quadrant

Which matrix is said to be additive identity of any matrix:

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scalar matrix

diagonal matrix

zero matrix

unit matrix

1kl = ?

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1 m3

106cm3

109mm3

lm3

All the altitudes are equal of an:

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rectangle

scalene triangle

isosceles triangle

equilateral triangle

1kl = ?

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1 m³

10⁶cm³

10⁹mm³

1 m⁴

If a x b = 0 then a = 0 or b = 0 (both a and b equal to zero) is called:

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solution of equation

law of indices

law of null factor

law of inverse

A line segment that bisects an angle of the triangle and has its other end on the side opposite to that angle is called:

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altitude of the triangle

incenter of the triangle

angle bisector of the triangle

median of the triangle

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If two matrices have same order and their corresponding elements are equal then they are called:

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equal matrices

unequal matrices

scalar matrices

rectangular matrices

A matrix consisting of only one row is called a:

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row matrix

column matrix

scalar matrix

rectangular matrix

The process of writing an expression an a product of two or more factors is called:

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polynomial

factorization

factors

quadratic polynomial

If the centers of two circles lie in either side of the common tangent then it is called:

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external tangent

internal tangent

concyclic tangent

concentric tangent

The area of four walls of a room when length breadth and height of a room are given is:

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l x b

2h(l +b)

h(l +b)

2(l+b)

Area has dimensions;

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one

two

three

four

The altitude of a triangle are:

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concurrent

collinear

non-collinear

non-concurrent

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