The equation 1/r = (1/8)+(3/8)cosθ represents a

1.  circle

2.  ellipse

3.  parabola

4.  hyperbola

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4
Correct Answer :

hyperbola


Explanation :
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1.  2

2.  2+√2

3.  2-√2

4.  √2

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4
Correct Answer :

2+√2


Explanation :
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1.  0

2.  1

3.  2

4.  3

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4
Correct Answer :

0


Explanation :
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1.  5

2.  6

3.  7

4.  8

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4
Correct Answer :

7


Explanation :
No Explanation available for this question

If are unit vectors and then the

1.  π/4

2.  π/2

3.  π/3

4.  π

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4
Correct Answer :

π/2


Explanation :
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If then the unit vectors along is

1.  None of these

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
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Ifperpendicular to then λ i

1.  4

2.  1

3.  2

4.  3

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4
Correct Answer :

2


Explanation :
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is equal to :

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
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If the area of parallelogram, whose adjacent sides are

1.  3

2.  0

3.  4

4.  1

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4
Correct Answer :

0


Explanation :
No Explanation available for this question

The probability of getting a total score of 7 when two unbiased dice are thrown simultaneously,is

1.  7/36

2.  29/36

3.  1/6

4.  5/6

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4
Correct Answer :

1/6


Explanation :
No Explanation available for this question
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