# If the perimeter of a triangle is 12 times the arithmetic mean of the sines of its angles then its circumradius=

1.  1

2.  2

3.  3

4.  6

4

2

Explanation :
No Explanation available for this question

1.  2/5

2.  3/5

3.  3/2

4.  3/4

4

3/2

Explanation :
No Explanation available for this question

# Match the following Ellipse

1.  a, b, c,

2.  b, c, a

3.  c, a, b

4.  a, c, b

4

a, c, b

Explanation :
No Explanation available for this question

1.  0

2.  1

3.

4.

4 Explanation :
No Explanation available for this question

# Match the following Ellipse

1.  a, b, c,

2.  b, c, a

3.  a, c, b

4.  c, a, b

4

c, a, b

Explanation :
No Explanation available for this question

# Match the following Ellipse, chord

1.  a, b, c,

2.  b, c, a

3.  a, c, b

4.  c, a, b

4

b, c, a

Explanation :
No Explanation available for this question

# A: The vertices of the ellipse 3x2+4y2+6x-8y-5=0 are (1, 1), (-3, 1) R: The vertices of the ellipse (x-α)2/

1.  Both A and R are true and R is the correct explanation of A

2.  Both A and R are true and R is not correct explanation of A

3.  A is true, but R is false

4.  A is false, but R is true

4

Both A and R are true and R is the correct explanation of A

Explanation :
No Explanation available for this question

1.  0

2.  1

3.

4.

4 Explanation :
No Explanation available for this question

1.  0

2.  -1

3.  1

4.  1/2

4

1

Explanation :
No Explanation available for this question

# A: The polar of (3, 2) with respect to the ellipse 3x2+4y2-6=0 is 9x+8y-6=0 R: The polar of (x1, y1) w

1.  Both A and R are true and R is the correct explanation of A

2.  Both A and R are true and R is not correct explanation of A

3.  A is true, but R is false

4.  A is false, but R is true

4