February 2019 0 14 Report
Proszę o pomoc w rozwiązaniu równań/nierówności +15pkt
a. (2-x)² - 5 ≥ (x-√3)²
b. 25x² - 81 = 0
c. x²(x²-4) - 3 (x²-4) = 0
d. -16x = 64x² + 1
e. x²(x+6) - 9(x+6) = 0
f. (x+√2)(x-√2) - (x+√2)² < 0
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