Question # 1

(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

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

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(0,1)

(2,1)

(2,2)

(3,3)

With usual notations b2 = a2 + c2 -2ac cos is called______;

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None of these

Law of sines

Law of consines

Law of tangents

∀a,b,c∈R and c>0,then

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a>b ⇒ ac < bc

a>b ⇒ ac > bc

a<b ⇒ ac > bc

None of these

f(x) = 2x²+ 3x + 5 is a

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trigonometric function

algebraic function

exponential function

logarithmic function

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0

1

2

4

(a^-1)^-1=

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a^-1

a

-a

None of above

The set {1, -1, 1, -1}, form a group under

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Addition

Multiplication

Subtraction

None

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a sec(ax + b) + c

- a sec(ax + b) + c

∀x,y,z ∈ R and z 0,then

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x > y ⇒ xz > yz

x<y ⇒ xz < yz

x < y ⇒ xz > yz

None of these

8 . 7 . 6. 5 in factorial form is

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(2x4)

(2x7)

(2x3)

(7x2)

The domain of y =√(x^2-9) is

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R

(0 , +∞)

(-∞ , -3 )∪ (3 , +∞)

(0 ,∞)

The identity element with respect to subtraction is

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0

-1

0 and 1

None of thes

IfΔABC is right, law of cosine reduce to

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Law of sine

Law of tangent

Phthogorous theorem

Hero's formula

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π / 3

π / 4

π / 6

0

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0

1

The equation of the sphere passing thro' (0, 0, 0), (a, 0, 0), (0, b, 0), (9, 0, c) is

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x²+ y²+ z²+ 2 ax +2 by + 2cz = 0

x²+ y²+ z²- 2ax - 2 by - 2cz = 0

x²+ y²+ z²- ax - by - cz = 0

x²+ y²+ z²+ ax + by + cz = 0

If A = [a_ij] is (m x n) matrix, then transpose of A is of the order

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m x m

m x n

n x n

n x m

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a-b=ab

ab=a

a+b=ab

∫Sec² (ax + b) dx is equal to:

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tan² (ax + b)

1/a tan² (ax + b)

1/atan (ax +b)

tan (ax + b)

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A natural number

A rational number

An irrational number

A whole number

No term of a harmonic sequence can be

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0

1

2

3

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P(A) + P(B)

P(A) - P(B)

P(A) . P(B)

P(A) / P(B)

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Commutative law of multiplication

Closure law of multiplication

Associative law of multiplication

Multiplication identity

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I3

rI3

r

none

The zero vector is

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[0, 0, 0]

[1, 1, 1]

[0, 1, 0]

[0, 0, 1]

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