Question # 1

If a cone is cut by a plane perpendicular to the axis of the cone, then the section is a

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Parabola

Circle

Hyperbola

Ellipse

The conic is a parabola if

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e < 1

e > 1

e = 1

e = 0

The length of rectangle is twice as much as its breadth. If the perimeter is 120 cm, the length of the rectangle is

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10 cm

20 cm

30 cm

40 cm

Sin(a + b) + Sin (a - b) =

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Sin a Cos b

Sin a Sin b

Sin a + Cos b

Sin a - 2 Cos b

If Z = (1,2), then Z^-1= ?

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(0.2, 0.4)

(-0.2, 0.4)

(0.2 , -0.4)

(-0.2, -0.4)

Unit vector in the positive direction of x-axis is

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All

The multiplicative inverse of x such that x = 0 is

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-x

does not exist

1/x

0

A point of a solution region where two of its boundary lines intersect, is called

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Boundary

Inequality

Half Plane

Vertex

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None of these

In the expansion of (a + b)ⁿin every term the sum of the exponents of a and b is

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n

n + 1

2n - 1

2n + 1

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