Question # 1

The point ________ is in the solution of the inequality 4x - 3y < 2

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(0,1)

(2,1)

(2,2)

(3,3)

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quadratic function

constant function

trigonometric function

linear function

Find the geometric mean between 4 and 16

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If a cone is cut by a plane perpendicular to the axis of the cone, then the section is a

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parabola

circle

hyperbola

ellipse

How many arrangements of the letters of the word MATHEMATICS can be made

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If w is a cube root of unity then 1 + w + w²= ______

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1

2

0

-1

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In R the number of identity element w.r.t '+' is

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One

Two

Three

Four

√11 is

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an irrational number

Rational number

odd number

Negative number

What is range of the function g (x) =|x-3|?

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[0 ,∞ )

(0 ,∞)

(-∞ ,3]

[0,∞)

The multiplicative inverse of 2/3 is

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3/2

-2/3

-3/2

1

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

(x +a)(x +b)(x +c)(x +) = k, k≠0 is reducible to quadratic form only if

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a+b=c+d

a+c=b+d

a+d=b+c

All are correct

The sides of a right angled triangle are in A.P The ratio of sides is

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1:2:3

3:4:5

2:3:4

5:8:3

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Which of the following is a scalar.

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electric field

magnetic field

weight

mass

The set { 1 , -1} is closed w.r.t.

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Addition

Multiplications

Subtraction

None of these

For a square matrix A, if A = A^t, then A is called

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matrix

Transpose

Symmetric

Non-symmetric

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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f(x) = ax + b will be an identity function if

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a = 1 , b = 1

a = 1 , b = 0

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0

1

-1

None of these

If l, m, n are the d.c.'s of a line, then

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l2+ m2+ n2= 0

l2+ m2+ n2= 1

l + m + n = 1

l = m = n = 1

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

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2x + y > 8

2x + y < 6

2x - y > 1

2x + 3y < 2

The point of concurrency of the medians of a triangle is called

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incentre

circumcentre

e-centre

centroid

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π

π/6

-π/2

2π

The sum of the even coefficients in the expansion (1 + x)ⁿis

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n²

2^n-2

2^n-1

2ⁿ

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