Question # 1

Which is an explicit function

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y = x²+ 2x - 1

x²+ xy + y²= 2

x²+ y²= xy + 2

All are

1+3x+6x2 +10x3 +....=

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(1+x)-3

(1-x)-2

(1-x)-3

(1+x)-2

If y=sin(ax+b) then y4=________:

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sin4(ax+b)

a4sin(ax+b)

a4cos(ax+b)

None of these

If A is a non-singular matrix then adj A is

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Non-singular

Symmetric

Singular

Non defined

Trival solution of homogeneous linear equation is

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(0, 0, 0)

(1, 2, 3)

(1, 3, 5)

a, b and c

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24 can be written as a product of

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Odd factors

Even factors

Whole factors

Prime factors

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I quadrant

II quadrant

III quadrant

IV quadrant

Domain of secθis

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The exact value of cos-1 (0) is

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π/2

-π/2

3π

π-π/6

Cos (α+β) - cos (α-β) =

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-2 sinα sinβ

2 sinαcosβ

-2 sinαcosα

4 sinα cosβ

The point where the axis meets the parabola is called

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Directrix

Foucu

Chord

Vertix

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Principle of equality of fractions

Rule for product of fraction

Rule for quotient of fraction

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0

-1

1

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5x^{4 + c}

1/6 x⁶+ c

5x²+ c

1/5 x⁶+ c

The coordinates of the point that divides the join of A(-6,3) and B(5, -2) in the ratio 2:3 externally are

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Period of Cotangent function is

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π

-π

0

-2π

The range of the function f : x→ y is defined by

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{x| y = f (x) ∀x∈ X ∧y∈y}

{(x,y) |y = f (x)∀x∈ X}

{y|y = f (x) ∀x∈ X ∧y∈y}

Y

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0

1

If the sum of even coefficients in the expansion of (1+x)n is 128 then

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n=7

n=9

n=8

None

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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

The line through the centre and perpendicular to the transverse axis is called the

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Major axis

Minor axis

Focal axis

Conjugate axis

The mid point of the line segment joining the points (a,b) and (b,a) is

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The probability that a slip of number divisible by 4 is picked from the slips bearing numbers 1, 2, 3, ...10 is

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1/5

1/4

1/3

1/2

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1

7

4

None of these

The parabola y²= x is symmetric about

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x-axis

y-axis

Both x and y-axis

The line y = x

The total number of subsets that can be formed out of the set {a, b, c} is

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1

4

8

12

The equations of the line thro' the point (2, 3, -5) and equally inclined to the axis are

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