September 2018 1 31 Report
Rozwiąż równania kwadratowe ;

1) x² - 3 = 0
2) -2x²- 8 = 0
3) 5x² = 99 - 6x²
4) ( x+5) ( x-5) = 24
5) x² = 4x²
6) ⅓x² - 3x² = 6x²
7) πx² - 9 * πa² = 0
8) ¾x² - 2x + 9 = 0


z góry bardzo dziękuję ! ;-)

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