Question # 1

Which is order of square matrix

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2-by-2

-by-2

2-by-1

3-by-2

If a²+b²>c²then triangle is called:

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Acute

Obtuse

Scalene

Right

The product of two algebraic expressions is equal to the _________ of their HCF and LCM:

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Sum

Difference

Product

Quotient

A rectangular region can be divided in two or more trianglar regions by _____ ways:

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One

Two

Three

Four

In a right angled triangle, with right angle is at C, then Pythagoras theorem is:

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a²=b²+c²

c²=a²+b²

b²=a²+c²

All of these

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A triangle is formed by ____ non-collinear points______:

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2

3

4

5

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The unit of area is _______:

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m

m²

m³

m/s

A rectangular _______ is the union of a rectangle and its interior:

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Interior

Region

Exterior

Perimeter

If in a correspondence of two triangles, if one side and two angles of one triangle are congruent to the corresponding side an angles of the other triangle, we use _____________ postulate.

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S.A.S

S.A.A

H.S

S.S.S

A line which has only one point in common with a circle is called:

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Sine of a circle

Cosineof a circle

Tangentof a circle

Secantof a circle

Venn diagram was first used by......................

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John Venn

Netwon

Arthur Cayler

John Napier

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4.13

3.14

15.4

17.3

Standard form of quadratic equation is:

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Range for the data 110,109,84,89,77, 104,74,97,49,59,103,62 is.....

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41

51

61

71

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90°

45°

60°

30°

The point (-5,-7) lies in ........ quadrant.

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I

II

III

IV

the set {0,±1,±2,±3,........} is:

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Set of natural numbers

Set of whole numbers

Set of prime numbers

Set of integers

The measures that are used to determine the degree or extent of variation in a data set are called measures of...........................

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Dispersion

Central tendency

Average

Quartile

The circumference of a circle is called:

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Tangent

Chord

Boundary

Segment

If 2s = a + b + c, then in any triangle ABC:

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all of these

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cos x

sec x

The multiplicative invers of a non-zero real number a is:

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0

-a

a

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1

0

2

3

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0

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30°

45°

60°

75°

y = tan-1 x if and only if x = tan y, where:

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-1 < x < 1 and - π < y < π

If the sum of the roots of the equation kx² - 2x + 2k = 0 is equal to their product, then the value of k is:

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1

2

3

4

A sequence is denoted by:

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{a_n}

a_n

a₁ + (n-1) d

The reciprocal of the terms of A.P. form:

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A.P

G.P

H.P

none of these

If the graph of f is entirely below the x-axis, then the definite integral is:

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Positive

Positive or negative

Negative

Positive and negative

The pair of lines of homogeneous second-degree equation ax² + 2hxy + by² = 0 are real and coincident, if:

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h² < ab

h²> ab

h²= ab

None of these

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e^ax

f(x)

e^axf(x)

e^{ax + f(x)}

Let f(x) = x³ + sin x, then f(x) is:

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Even function

Odd function

Power function

None of these

If the radius of a circle is zero, then the circle is called a / an:

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Circle

Circular cone

Ellipse

Point circle

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1 (1 - 4)

2x - 3

x - 3

x³ - 3x

Length of tangent from (a, 0) to the circle x² + y² + 2gx + 2fy + c = 0 is:

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c

2g + 2f -c

None

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0

1

-1

2

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e^-x sin x + c

-e^-x sin x + c

e^-xcosx + c

-e^-xsin x + c

A corner point is the point of intersection of:

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x-axis & y - axis

Boundary lines

Any two lines

None

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integration by parts

definite integral

Differentation

None of these