August 2018 2 9 Report
ROZWIĄŻ RÓWNANIE:
a) 2a² + 7 = a (1 + 2a)
b) 3a (a - 1) = a (3a -2)
c) 2a - a² + a (2 + a) = a + 18
d) a² + 5 = 5a (0,2a + 3)


prosze o pomoc!
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