answer74 - V*, 7401 x + y 1 + z 2 = 1 ( x + y + z) 2 (sol)...

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B t y DC y xy A ( B (7( x ) ty nt 25 2 + x y (( xy n 25 2 + x ) ty 7 t y ky xy n 25 2 + x y 0 ( ky x ) 2 ( n 2 ( x 2 ( 25) ( ( n 2 ( 1) x 2 ( 2 kxy 25 n 2 ( k 2 ( 0 x R 4 k 2 ( 4( n 2 ( 1)( 25 n 2 ( k 2 ) 0 ( k 1 5 2 - n xy 1 2 - n k y 1 5 2 - n y DC y 1 5 2 - n f , B t y DC y xy A ( B , (7( x ) ty nt 25 2 + x y (( xy n 25 2 + x ) ty 7 t y f ( x )( xy n 25 2 + x y ) ( x f 1 25 2 + x nx y ) 25 ( 25 25 ) 1 ( 2 2 2 2 + + + - - x nx x x n ) ( x f 0 xy y 1 5 2 - n y xy 0 x 0 1 5 2 - n ) ( x f 0 f ( x ) xy 1 5 2 - n y DC y 1 5 2 - n ˆ·ª* f V»ª* È¿³À * 1. ( DC y x ( km )( AD y 7( x BDy 25 2 + x R ˆ·ª* k y y A y B R ˆ·ª kyy (7( x ) ky nk 25 2 + x 7 -x x 5 x 2 2 +25 A C B D
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2. n 25 2 + x y x y x y y (1)( BC y (2) BC y Ey AE y 7 n (3)( E y AE EF EF y 5 n (4)( AE P PE y x n y P y PQ BC y Q y PF y BC y R y ∵ △ ACEy PQE PQ PE AC AE = PQy x PF y n 25 2 + x PQ PR ( Qy R μª* ) PF y PQy PF y PR n 25 2 + x y x FR 3. ( F ( BC μª* BC y R AE y P F P BC R F F y BC y ( ) P y P FR y R F n 25 2 + x y x FR R F n 25 2 + x y x y y R F 4. ∵ △ E R P
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This note was uploaded on 03/25/2011 for the course MATH 1232 taught by Professor Dr.jiangzhengchien during the Spring '11 term at Nanjing University.

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answer74 - V*, 7401 x + y 1 + z 2 = 1 ( x + y + z) 2 (sol)...

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