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2. 2x-5=√2 lub 2x-5=-√2
2x=√2+5 2x=-√2+5
x=√2/2 + 2,5 x=-√2/2 + 2,5
3. √2x - 2√2 = 1 lub √2x - 2√2 = -1
√2x = 1 + 2√2 √2x = -1 + 2√2
x = √2/2 + 2 x = -√2/2 + 2
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2. 2x-5=√2 lub 2x-5=-√2
2x=√2+5 2x=-√2+5
x=√2/2 + 2,5 x=-√2/2 + 2,5
3. √2x - 2√2 = 1 lub √2x - 2√2 = -1
√2x = 1 + 2√2 √2x = -1 + 2√2
x = √2/2 + 2 x = -√2/2 + 2