# The area of the segment cut off from the parabola x2=8y by the line x-2y+8=0 (in sq unit) is:

1.  12

2.  24

3.  48

4.  36

4

36

Explanation :
No Explanation available for this question

# is equal to:

1.  4abc

2.  abc

3.  a2b2c2

4.  4a2bc

4

4abc

Explanation :
No Explanation available for this question

# If the matrix A is such that then A is:

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# is equal to:

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# If A is a 3x3matrix and det(3A)=k det(A), k is:

1.  9

2.  6

3.  1

4.  27

4

27

Explanation :
No Explanation available for this question

# The eccentricity of the ellipse 9x2+5y2-30y=0 is:

1.  1/3

2.  3/4

3.  1/2

4.  2/3

4

2/3

Explanation :
No Explanation available for this question

# If the length of the major axis of an ellipse is three times the length of minor axis, its eccentricity is:

1.  1/3

2.  2/√3

3.  1/√2

4.  2√2/3

4

2&#8730;2/3

Explanation :
No Explanation available for this question

# If the normal 't1' on the parabola y2=4ax  meets it again at 't2' then 't2' is:

1.  t1+2/ t1

2.  -t1-2/ t1

3.  t1+1/ t1

4.  t1-1/ t1

4

-t<sub>1</sub>-2/ t<sub>1</sub>

Explanation :
No Explanation available for this question

# The length of the latus rectum of the hyperbola x2-4y2=4 is:

1.  2

2.  1

3.  4

4.  3

4

1

Explanation :
No Explanation available for this question

1.  c2=a2m2-b2

2.  c2=b2-a2m2

3.  c2=a2-b2m2

4.  c2=a2+b2m2

4