Oblicz:
2⁻² + 5⁰/(0,5)⁻² - 5 · (-2)⁻² + (⅔)⁻²
= 0,25 + 1 / 4 - 5 * 0,25 + 2,25 = 0,25 + 0,25 - 1,25 + 2,25 = 0,5 - 1,25 + 2,25 = -0,75 + 2,25 = 1,5
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= 0,25 + 1 / 4 - 5 * 0,25 + 2,25 = 0,25 + 0,25 - 1,25 + 2,25 = 0,5 - 1,25 + 2,25 = -0,75 + 2,25 = 1,5