If the curves x^(2)=9A(9-y)andx^(2)=A(y+...

If the curves `x^(2)=9A(9-y)andx^(2)=A(y+1)` intersect orthogonally,
then the value of A is

A

3

B

4

C

5

D

7

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

If the curves ay + x^(2) = 7 and x^(3) = y cut orthogonally at (1, 1), then find the value a.

If 4x^(2) +py^(2) = 45 and x ^(2) - 4y^(2) = 5 cut orthogonally , then the value of p is : a) (1)/(9) b) (1)/(3) c)3 d)9

IF the curves x^2/a^2+y^2/12= 1 and y^3=8x intersect at right angle, then the value of a^2 is equal to

If the straight line (x+1)/(2) = (- y +1)/(3) = (z+1)/(-2) and (x-3)/(1) = (y - lambda)/(2) = (z)/(3) intersect, then the value of lambda is

Consider the curve (x^2)/16+(y^2)/9 =1 Find the points of intersection of the curve with x-axis.

The line through the points (h, 3) and (4,1) intersects the line 7 x-9 y-19=0 at right angle. Find the value of h .

If the area of the circle 4x^(2) + 4y^(2) + 8x - 16y + lambda = 0 is 9 pi sq units, then the value of lambda is