Question # 1

The graph of a quadratic function is

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Circle

Ellipse

Parabola

Hexagon

The middle term of the expansion (1 + 2x)⁶is ______

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1st term

4th term

2nd term

5th term

Composition of functions is

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Non-commutative (fg ≠ gf)

non-associative [8(fh) ≠(8f)h]

Commutative (fg = gf)

f of-1≠ 1

Two coins are tossed twice each. The probability that the head appears on the first toss and the same forces appear in the two tosses is

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1/4

1/2

1/3

1/7

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There is no integer n for which 3n is

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Even

Prime

Odd

Real

The proposition S(k+1) is true when ______ is true∀K∈N

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S(n)

S(k)

S(1)

S(k-1)

The harmonic mean between a and b is

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If A is a set then any subset R of A x A is called

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relation on A

relation on B

relation from A to B

relation from B to A

If a is any real number and a = a is called

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symmetric property

Trichotomy Properties

Transitive Property

Reflexive Properties

The period of 3 sin x is

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2π

9π

3π

5π

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A(α) - A(β)

A(α) + A(β)

A(α-β)

A(α+β)

If distance between (a,2) and (0,0) is 2 then a = _______

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0

2

4

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3x²+ 2

3x²+ 2x + 3

x³+ x²

none of these

If one root of the equation ix²- 2(i + 1) x +(2 - i) = 0 is 2 - i, then the other root is

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-i

2 + i

i

2 - i

The 31 term of the A.P 5,2,-1.....is

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-82

82

85

-85

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1/8

1/2

1/4

1/6

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The vertex of the graph of the quadratic function f(x) = x2 -10, is

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(0 , -10)

(-10,0)

(10,0)

(0,10)

The period of cot 8x is

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π/10

9π/7

π/9

π/8

The graph of a quadratic function is

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Circle

Ellipse

Parabola

Hexagon

The graph of a quadratic function is

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Circle

Straight line

Parabola

Triangle

If sinαand cosαare the roots of the equation px²+ qx + r =0, then

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p²- q²+ 2pr = 0

(p + r)²= q²- r²

p²+ q²- 2pr = 0

(p - r)²= q²+ r²

Domain of cos x is ______

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xa^x-1

a^x

x in a

a^xIn a

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A point where two of its boundary lines intersect is called

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Corner point

Feasible point

Vertex

Feasible solution

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