Question # 1

The triangle that does not have a right angle is called.

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Isosceles triangle

right angle triangle

equivalent triangle

oblique triangle

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1

5

7

9

The point of concurrency of the medians of the ΔABC is called its

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Orthocenter

Centriod

Circumcentre

Incentre

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Associative property of addition

Associative property of multiplication

Commutative property of addition

Commutative property of multiplication

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1

2

3

4

The first three terms in the expansion of (1 + x)^-2are ______

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1 - 2x + 3x²

1 - 2x - 3x²

1 + 2x + 3x²

-2 -2x + 3x²

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7

5

6

None of these

Q∪ Q' =

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Q

Q'

N

R

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∫f(x) is known as:

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Definite itegral

Indefinite integral

Fixed integral

Multiple integral

A vector with magnitude one is called

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constant vector

unit vector

zero vector

null vector

If A and B are two matrices such that AB = B and BA =A, then A²+ B²=

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2 AB

2 BA

A + B

AB

The positive value of k for which the equation x2 + kx + 64 = 0 has one of the roots 0

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4

64

8

All values of k

The total cost of 2 apples and 3 oranges is $1.70, which of the following is true

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The cost of one apple

The cost of one orange

Both have equal cost per item

Cost of each single item can not be determined

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No solution

One real solution

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Infinite set

Finite set

Singleton set

Set of all integers

If a = {2m/2m < 9 ,m€ p} , the (n A) =

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{2,3,4,5,6,7,8}

{2,4,6,8............16}

{ 4, 6}

{2,3,5,7}

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Symmetric property

Cancellation property w.r.t. multiplication

Reflexive property

Transitive property

The lotus of intersection of perpendicular tangents to the parabola y² = 4ax is:

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Axis of the parabola

Focal chord of the parabos

The tangent at vertex of the parabola

a directrix of the parabola

Distance between A(3, 8), B(5, 6) is

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Two quadratic equation in which xy term is missing and the coefficients of x²and y²are equal, give a linear equation by ______

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Addition

Subtraction

Multiplication

Division

A matrix with a single column is called

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Column matrix

Row matrix

Identity matrix

Null matrix

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Second derivative of y = x⁹+ 10x²+ 2x - 1 at x = 0 is

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10

20

12

1

x = 0 is in the solution of the inequality

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x > 0

3x + 4 < 0

x + 3 < 0

x - 2 < 0

The period of|sin⁡2x| is

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π/2

-π/2

π

π/3

The angle between lines xy =0 is

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45°

60°

90°

180°

(1,0) is in the solution of the inequality

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3x + 2y > 8

2x - 3y < 4

2x + 3y > 3

x - 2y < -5

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