Order of (dy/dx)3+(dy/dx)2+y4=0 is

1.  4

2.  3

3.  1

4.  2

View Answer  
4
Correct Answer :

1


Explanation :
No Explanation available for this question

Order of 2y(dy/dx)2+5x(d2y/dx2)=0

1.  3

2.  1

3.  2

4.  4

View Answer  
4
Correct Answer :

2


Explanation :
No Explanation available for this question

The D.E whose solution is y=ax2+bx+c is

1.  y3=y

2.  y3=x

3.  y3=0

4.  y2=0

View Answer  
4
Correct Answer :

y3=0


Explanation :
No Explanation available for this question

If in a binomial distribution n=20 and q=0.75,then its mean is

1.  15

2.  10

3.  5

4.  6

View Answer  
4
Correct Answer :

5


Explanation :
No Explanation available for this question

The equation of the tangents from the origin to x2+y2-6x-2y+8=0 are

1.  x=0, y=0

2.  x+y=0, x+7y=0

3.  x-y=0, x+7y=0

4.  x+y=0, 7x+y=0

View Answer  
4
Correct Answer :

x-y=0, x+7y=0


Explanation :
No Explanation available for this question

1.  [-3, 3] U (-∞, -4) U (4, ∞)

2.  (-∞, -4) U (4, ∞)

3.  (-∞, -3) U (4, ∞)

4.  (-∞, -3) U (3, ∞)

View Answer  
4
Correct Answer :

[-3, 3] U (-∞, -4) U (4, ∞)


Explanation :
No Explanation available for this question

The quadratic equations x2 – 6xa = 0 and x2 – cx + 6 = 0 and have one root in common. The other roots of the first and second equations are integers in the ratio 4 : 3. Then the common root is

1.  3

2.  2

3.  1

4.  4

View Answer  
4
Correct Answer :

2


Explanation :
No Explanation available for this question

How many different words can be formed by jumbling the letters in the word MISSISSIPPI in which no two S are adjacent

1.  6.8.7C4

2.  7.6C4.3C4

3.  8.6C4.7C4

4.  6.7.8C4

View Answer  
4
Correct Answer :

7.6C4.3C4


Explanation :
No Explanation available for this question

Let

1.  I < 2/3 and J > 2

2.  I < 2/3 and J < 2

3.  I > 2/3 and J > 2

4.  I < 2/3 and J > 2

View Answer  
4
Correct Answer :

I < 2/3 and J > 2


Explanation :
No Explanation available for this question

The area of the plane region bounded by the curve x + 2y2 = 0 and 3y2 = 1 is equal to

1.  2/3

2.  4/3

3.  5/3

4.  1/3

View Answer  
4
Correct Answer :

4/3


Explanation :
No Explanation available for this question
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