Question # 1

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I

14 I

0

None of these

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

The law of sines can be used to solve oblique triangle when following information is given:

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Two angles and a side

Two sides and an angle opposite one of the given sides

Two sides and the angle between two sided

Option a and b

The conic is a parabola, when:

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ᵨ > 1

ᵨ < 1

ᵨ = 1

ᵨ = 0

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A

A'

U

U'

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Symmetric

Skew-symmetric

Hermitian

Skew hermitian

Additive inverse of - a - b is

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a

-a + b

a - b

a + b

The towers each 120 meters high are 800 meters apart. The measure of the angle of elevation from the base of one tower to the top of the other is

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12^𝜊

9^𝜊

7^𝜊

-120^𝜊

(a+bi) - (c+di)=

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(a+b) = (c+d)

(a+c) + i(b+d)

(a - c) + (c- d)i

(a - c)+ (b - d)i

The maximum value of the quadratic function f(x) = -2x2+20x,is

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4

3

50

7

In order of A is m x n and order of B is n x p then order of AB is

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m x m

n x n

m x p

p x m

How many arrangements of the letter of the word PAKPATTAN can be made

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Which of the following does not represent absolute value of a vector

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magnitude

length

norm

number

A triangle has six

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side

elements

angle

tangents

The number z so that the triangle with vertices A(1,-1,0),B(-2,2,1)and C(0,2,z) is a right triangle with right angle at vertex C

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1,2

-1,-2

2,-1

-2,1

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I3

rI3

r

none

an -an-1,∀n∈N∧n>1 in an A.P is called

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Common difference

nth term

Common ratio

None of these

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 value of sin-1 24/25 is equal to

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csc-1 25/24

sec-1 24/25

2 tan-1 4/5

2cos-1 24/25

The third term of a G.P. is 4, The product of first five terms is

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43

45

46

None of these

For any two sets A and, A ⊆ B if

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x ∈ A ⇒ x ∈ B

x ∉ A ⇒ x ∉ B

x ∈ A ⇒ x ∉ B

None of these

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Optimal solution is found by evaluation the objective function at

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All point of feasible region

Corner point

Origin

None

For graphing a linear inequality, solid line is drawn if the inequality involves the symbols:

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> or <

= or≠

= or >

The vertex of the graph of the quadratic function f(x) =-x2+6x+1,is

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(-3,10)

(-3,-10)

(3,10)

(3,-10)

There is no integer n for which 3n is

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Even

Prime

Odd

Real

A conditional "if p then q" is denoted by

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A sequence whose reciprocal is an A.P is called

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Oscillator

H.P

G.P

None of these

The distance of the points (3, 4, 5) from y-axis is

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The number of arbitrary constants in the general solution of a differential equation is equal to the different equation

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Order

Degree

Variables

All are correct

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