Question # 1

x=0 is a solution of the inequality:

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x>0

3x+5<0

x+2<0

x-2<0

Obtuse angle triangle having ________ angles are greater then 90°:

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1

2

3

4

A matrix is called a row matrix if it has only one _________:

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Column

Row

Diagonal

None

The square root of (4x2-12x+9):

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(2x+3)

(2x-3)

Let A and B be two matrices. Then A is said to be equal to B, and denoted by A = B if and only if:

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Order of A = Order of B

Corresponding entries are equal

Either a or b

Bot a and b

One triangle can have only one ___:

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Right angle

Acute angle

Supplementary angle

None of these

Congruent triangles are of _______ size and shape:

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Same

Different

Parallel

Similar

The ratio between two quantities a and b is expressed as:

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a+b

a:b

a+b

Factors of 8x3+27y3 are:

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(2x+3y),(4x2+9y2)

(2x-3y),(4x2-9y2)

(2x+3y),(4x2-6 xy+9y2)

(2x-3y),(4x2+6 xy+9y2)

Median of a triangle divide it into _____ triangle of equal area:

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1

2

3

4

Point (-3,-3) lies in quadrant:

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I

II

III

IV

For solve the linear equations, if fraction are present, we multiply each side by ___________ of the denominator or eliminate them:

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LCM

HCF

Square root

Both a and b

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If a:b = c:d, then a, b, c and d are said to be in _________

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Ratio

Variation

Proportion

Disproportion

A rectangular region can be divided into ________ triangular regions in many ways:

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4

2

2 or more than 2

5

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(a-b)2

(a+b)2

a+b

a-b

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