If you are looking for the intersect between the two lines, the answer is (1, 9)
Fhijjuuhj. Hejdjjd. Hehdhe hejejd. Ushehdjr jdjdj dinr jfnrj
C^2-a^2=b^2 b^2=81-36=45 x^2/36-y^2/45=1?
= 3a^2b(cuberoot(b^2)) - 3a^2b^3(square root(3a))
answer is the first choice