August 2018 3 12 Report
1 . Rozwiąż równania :

a ) ( 3x-4 )² + 4( 2x+1 )² = ( 5x + 2 ) ( 5x- 2 )
b ) 1-4( x + 2 )² = ( 1 - 2x ) ( 1+ 2x )

btw . wiem tylko ,że w wynikach ma wyjść :
a) x = 3
b) x = -1
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