Question # 1

The line y =mx +1 is tangent to the parabola y2 =4x if

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m=1

m=2

m=3

m=4

If f (x) = 2x+1 then fof (x) = _______;

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4x+3

2x +3

4x +1

None of these

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A rational number

A natural number

An irrational number

An integer

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In common logarithm the base is

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1

0

10

e

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The negative square root of 9 can be written as:

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-√9

√9

√18

-√18

The sum of the cubes of three consecutive natural number is divisible by

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9

6

5

10

The distance between two points P(x₁, y₁) and Q (x₂, y₂) is

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An equation which holds good for all values of variables is called

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Equation

Conditional equation

Constant

None

If f(x) = x²then f(0) is

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0

1

2

none of these

The set of the first elements of the orders pairs forming a relations is called its

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Relation in B

Range

Domain

Relation in A

Which is a proper rational fraction

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We also the system of non-homogeneous linear equations by

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a and b

b and c

c and a

a, b and c

If B⊆ A, then complement of B in A is = -----------------------

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A-B

A∩B

B-A

A∪B

If n is any positive integer then 2ⁿ> 2(n + 1) is true for all

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If S is a sample space and event set E = S then P(E) is

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>0

1

<1

0

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The factorial of a positive integers is a (an)

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Rational number

Positive integer

Real number

None

If A(a,b) lies on 3x +2y =13 and point B(b,a) lies on x-y =5 then equation of AB is

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x- y= 5

x+ y+ =5

x+ y= -5

5x +5y =21

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One-one but not onto

One-one and onto

Onto but not one-one

Neither one-one nor onto

1⁰= ______

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1.5 rad

0.5 rad

0.175 rad

None of these

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The law of sines

The law of consines

The law of tangents

None of these

If the elevation of the sun is 30°, then the length of the shadow cast by a tower of 150 ft height is

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Every prime number is also

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Rational number

Even number

Irrational number

Multiple of two numbers

The middle term of (x-y)⁸is

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25 x⁴y⁴

70 x⁴y⁴

120 x⁴y⁴

97x⁴y⁴

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1

3

2-i

-1

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Which of the following ordered pair is a solution of the inequality x+2y<6?

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(2,3)

(2,2)

(6,0)

(1,1)

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