how to reduce the equation x^2+y^2-8x+10y-12=0. to standard form?

Asked by vijayrocks4549 | 13th Oct, 2014, 06:13: AM

Expert Answer:

C o n s i d e r space t h e space g i v e n space e q u a t i o n : x squared plus y squared minus 8 x plus 10 y minus 12 equals 0 A d d space a n d space s u b t r a c t comma space open parentheses 8 over 2 close parentheses squared space a n d space open parentheses 10 over 2 close parentheses squared : rightwards double arrow x squared minus 8 x plus 16 plus y squared plus 10 y plus 25 minus 16 minus 25 minus 12 equals 0 rightwards double arrow open parentheses x minus 4 close parentheses squared plus open parentheses y plus 5 close parentheses squared minus 53 equals 0 rightwards double arrow open parentheses x minus 4 close parentheses squared plus open parentheses y plus 5 close parentheses squared equals 53 T h i s space i s space t h e space r e q u i r e d space s tan d a r d space e q u a t i o n s.

Answered by Vimala Ramamurthy | 13th Oct, 2014, 09:23: AM

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