April 2023 1 9 Report
6. Rozwiąż równanie.
a) (x − 1)² − (x + 2)² = 6
b) (3 − x)² + (2x + 1)² = 5x²
c) x² - (x − 4) (4+ x) = 2
d) (x/2 + 3) (x/2 - 3) = (x/2 - 1)²



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