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Câu 13:

Cho Elip $\left( E \right)$

Câu 13: Cho Elip (E)\left( E \right)(E) có độ dài trục lớn bằng 12, độ dài trục bé bằng tiêu cự. Phương trình chính tắc của (E)\left( E \right)(E) là:

Thông tin câu hỏi

Câu 13:

Cho Elip $\left( E \right)$ có độ dài trục lớn bằng 12, độ dài trục bé bằng tiêu cự. Phương trình chính tắc của $\left( E \right)$ là: