September 2018 1 19 Report

rozwiąż równania funkcji kwadratowej y=ax²+bx+c

a. (5x+1)²+x=(2x+5)²-12

b. (7x+2)²-2(x-5)²=(3x+4)²

c. (3x-2)² + 2x(7-3x)-4x²=5-(2x-5)²


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