A Conic Has Equation $8 x y = 1 - x ^ { 2 } - y ^ { 2 }$

question 77

Essay

A conic has equation $8 x y = 1 - x ^ { 2 } - y ^ { 2 }$ .
(a) Use the discriminant to identify the conic.
(a) by graphing the conic with a graphing calculator.
(b) Confirm your answer in part
(c) Find the angle necessary to eliminate the $x y$ - term.

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