November 2018 1 14 Report

Rozwiąż nierówności kwadratowe. Podaj rozwiązanie

3x^{2} + 5x - 2 < 0 -12x^{2} + 27 \leq 0 -x^{2} - 2x + 15 < 0 1-(3x-1)^{2} \geq 0 -x^{2} + 2,5x - 2 \leq 0 3x^{2} - 14x - 24 \leq 0 -9x^{2} + 54x < 0 -x^{2} + 4x + 21\geq 0 -9x^{2} + 16 < 0 -x^{2} + 4x - 5 \geq 0


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