Question # 1

If A = {x/x is a positive integer and 4≤x<23}, then A=

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{1,2,3,4,5,6,7}

{4,5,6...........22}

{1,2,3,.........23}

{1,2,3,4,5}

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2

0

How many 6-Digit number can be formed without repairing any digit from the digits 0,1,2,3,4,5

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720

600

120

6-5!

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Conclusion

Implication

Antecedent

Hypothesis

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a = -1/2, b = -1

a = 1, b = 2

a = 2, b = 3

None of above

The centre of the conic x2 +16x +4y2 -16y +76 =0 is

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(0,10)

(-8,4)

(-8,-2)

(1,1)

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1

1/2

0

None

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The 5th term of (3a-2b)^-1is

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77b²/a⁵

16b²/243 a⁵

17b⁴/43a⁵

25b³/43a⁵

The matrix A = [aij]mxn with m ≠n is always

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Symmetric

Hermition

Skew-symmetric

None

graph of sine function is bounded between lines

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y± 1 = 0

x± 1 = 0

x± y - 0

None of these

______________ invented a symbolic way to write the statement "y is a function of x" as y= f(x)

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Leibniz

Newton

Euler

None of these

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Associative law of addition

Commutative law of addition

Additive identity

Closure law of addition

Area of inscribed circle is

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π R2

π η2

π r22

π r2

The eccentricity of the conic 9x²- 16y²= 144 is

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4/5

5/4

4/3

3/4

i =

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√1

√2

√-2

√-1

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A conjunction of two statement p and q is true only if

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p is true

q is true

Both p and q are true

both p and q are false

The matrix A = [aij]mxn with m≠n is

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Rectangular

Symmetric

Square

None

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Right angled

Obtuse angled

Isosceles

Equilateral

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1

2

-1

0

If a tangent line touches the function y = f (x) in more than one point then y = f (x) is

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Periodic

Surjective

Bijective

Injective

The value of x, and y, when (x + iy)²= 5 + 4i

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X = 2, y = -1

X = -2, y=1

X = 2, y = -1

X = 2, y = 2

The trigonometric function are continuous whenever

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They are defined

their limit exist

Their period is given

All are incorrect

The mid point of the line segment joining the points A(-8,3) and B(2,-1) is

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(-3,1)

(-6,2)

(5,2)

(-5,2)

Which of the following function form 1 to itself are bi-jective

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F(x) = x + 3

F(x) = x⁵

F(x) = 3x + 2

F(x) = x²+ x

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P(A) + P(B)

P(A) - P(B)

P(A) . P(B)

P(A) / P(B)

A circle is a limiting case of an ellipse whose eccentricity

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Tends to a

Tends to b

Tends to 0

Tends to a + b

The Principal value of sin-1 (-1/1/2)

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π/2

-π/2

π

-π

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