1/(7+64)+1/(7-64)1/71 + 1/-57(57 - 71)/(71 * -57)-14 / -4057196/16357049
(196/16357049)^2 = 38416/267141929670401
1/(7+64)+1/(7-64)
1/71 + 1/-57
(57 - 71)/(71 * -57)
-14 / -4057
196/16357049
(196/16357049)^2 = 38416/267141929670401