Diferenta de patrate
 Determinati  termenii care lipsesc4x2 - 9 = ( 2x - 3 ) ( 2x + 3 ) x2 - 16 = ( x - 4 ) ( x + 4   )Determinati  termenii care lipsesc x2 - 4 = ( x - 2  ) ( x + 2 )Determinati  termenii care lipsesc 9x2 - 4 = ( 3x -  2 ) ( 3x + 2 )Determinati  termenii care lipsesc x2 - 36 = ( x - 6  ) ( x + 6 )Determinati  termenii care lipsesc x2 - 36 = ( x - 6  ) ( x + 6 )Determinati  termenii care lipsesc 4x2 - 81 = ( 2x - 9  ) ( 2x + 9   )Determinati  termenii care lipsesc 4x2 - 81 = ( 2x - 9 ) ( 2x + 9 )Determinati  termenii care lipsesc 16x2 - 25 = ( 4x - 5  ) ( 4x + 5   )Determinati  termenii care lipsesc 4x2 - 25 = ( 2x - 5 ) ( 2x + 5 )Determinati  termenii care lipsesc 9x2 - 64 = ( 3x - 8 ) ( 3x + 8 )Determinati  termenii care lipsesc x2 - 64y2 = ( x - 8y ) ( x + 8y )Determinati  termenii care lipsesc 100x2 - 81y2 = (       -     )(      +     )Determinati  termenii care lipsesc 169x2 - 1 =(       -      )(       +     )Determinati  termenii care lipsesc 225x2 - 100 =(       -      )( 15x + 10 )Determinati  termenii care lipsesc
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