Question # 1

(img) is used for __________ triangle:

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Acute angled

Obtuse angled

Right angled

All

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Equal

Congruent

If and only if

Correspodency

The line segment, joining the mid-points of two sides of a triangle is parallel to the third side and is equal to _______ of its length:

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Half

Double

Polynomial means an expression with:

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Two

Four

Many

No term

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LCM

HCF

Addition

Multiplication

The integral part of logarithm is called __________:

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Characteristics

Mantisa

Common logarithm

Natural logarithm

If a²+b²>c²then triangle is called:

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Acute

Obtuse

Scalene

Right

Set of Real numbers =

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Q

Q'

QႶQ'

QUQ'

The right bisectors of the sides of a triangle are _________.

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Concurrent

Congruent

Parallel

Perpendicular

Angle bisectors of triangle are

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Concurrent

Not concurrent

Equidistant form sides

Equidistant form angles

If the product of two surds is a rational number, then each surd is called ________ of the other:

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Additive inverse

Multiplicative inverse

Rationalizing factor

Factor

A frequency polygon is a many side....................

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Closed figure

Rectangle

Square

Circles

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1

-1

0

2

The most frequent occurring observation in a data set is called:

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Mode

Median

Harmonic mean

The tangent and radius of a circle at the point of contact are:

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Parallel

Not perpendicular

Perpendicular

ax²+bx+c=0, c is the:

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Co-efficient

Variable

Factors

Constant

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In continued proportional a:b = b:c, c in said to be ______ proportional to a and b:

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Third

Fourth

Means

None of these

Sum of the roots =

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If f is a function from A to B, then f is onto function if:

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Range f≠ A

Range f = B

Dom f = A

Second element of all ordered pairs contained in f is not repeated.

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An identity

An equation

A faction

None of these

Which one is radical equation:

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ax² + bx + c

ax + b = 0

2^x = 16

The product of three G.Ms between 1 and 16 is:

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32

64

128

16

If the initial side of an angle is the positive x-axis and the vertex is at the origin, the angle is said to be in the _____________:

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initial position

finalposition

normalposition

standardposition

Sum of all positive integral multiples of 3 less than 100 is:

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950

760

1230

875

The period of sec 2x is:

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additive property

multiplicative inverseproperty

transitive property

negative property

The period of cos 2x is:

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

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none of these

Graphs of trigonometric function within their domains are:

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line segments

sharp corners

broken lines

smooth curves

Conjugate of complex number (-a, -b) is:

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(-a, b)

(-a, -b)

(a, -b)

none of these

Two matrices X and Y are equal if and only if:

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X and Y are of same order

Their corresponding elements are equal

Both a and b

None of these

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0

The symbol y = f(x) i.e. y is equal to f of x, invented by Swiss mathematician-----------:

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Euler

Cauchy

Leibniz

Newton

If y = f(u) and u = F(x), then:

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Undefined

3a²

a²

0

The symbol | | is used for:

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Parallel lines

Perpendicular lines

Non-parallel lines

None of these

The vertical line y'oy is called:

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x-axis

y-axis

abscissa

Ordinate

If the focus lies on the y - axis with coordinates F(0, a) and directrix of the parabola is y = -a, then the equation of parabola is:

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x² = 4ay

-x²= 4ay

-y²= 4ax

y²= 4ax

y² = 4ax, is the standard equation of the:

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Ellipse

Parabola

Hyperbola

None of these

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0

2

1

-1

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Line

Parabola

Ellipse

Hybperbola

If f(x) = |x|, f(x) is a:

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Constant function

Absolute function

Linear function

Quadratic function