Question # 1

If u =[3,-4],then modulus of uis:

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5

5i

-5

√5

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2x + 2y

4 - x²

-x/y

x/y

Which of the following sets is finite

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The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

The set of real numbers between 0 and 1

The set of rational numbers between 0 and 1

The equation of the tangent at vertex to the parabola is y2 = -8(x -3)

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y=0

x=3

x=1

x=5

sin(a-90°)=______;

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sina

cosa

-sinθ

-cosa

The set { 1 , -1} is closed w.r.t.

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Addition

Multiplications

Subtraction

None of these

Multiplying each side of an inequality by (-1) will:

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Not effect

Change the sign

Become zero

Not defined

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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I andII quadrants

II andIII quadrants

II andIVquadrants

none of these

In one hour, the hour hand of a clock turns through

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