Posted by **Cole** on Monday, June 24, 2013 at 7:13pm.

Find the area inside the lemniscate r^2=150cos(2theta) and outside the circle r=5sqrt(3).

Please I really need help.

- Math -
**Steve**, Tuesday, June 25, 2013 at 10:19am
find 0<α<π/4 where the curves intersect

Then, by symmetry,

a = 8∫[0,α] 1/2 (R^2-r^2) dθ

where R=150cos2θ and r=5√3

## Answer This Question

## Related Questions

- math help - "Three cards are randomly selected from a standard 52-card deck. ...
- Geometery - How do I solve this? On my assignment it says find the area inside ...
- math - Two Rhombuses of the equal length and width of 10 inches each and height ...
- circles - Find x Is the triangle equilateral, isosceles, or scalen, and explain...
- Math - Working on patterns. There is a diagram. Its a rectangle with the numbers...
- math - Working on patterns. There is a diagram. Its a rectangle with the numbers...
- MATH - Working on patterns. There is a diagram. Its a rectangle with the numbers...
- Math - Working on patterns. There is a diagram. Its a rectangle with the numbers...
- math - Working on patterns. There is a diagram. Its a rectangle with the numbers...
- Geometry - Find, the nearest tenth, the area of the region that is inside the ...

More Related Questions