The elliptic equation is x 2/100+y 2/64 =1.
So c=6
F2(-6,0)
K=(Y-0)/(X+6)= minus 4 times of the radical sign and 3.
While p is on an ellipse, you can get the value of y by bringing the coordinates of point P into the elliptic equation.
S= 1/2 times 2c times y.
1. My summer vacation plan. Diary of seventh grade.
The exam is over and the holiday is over. In order to make my summer life colorful,