WEŻCIE TO OBLICZCIE:
2¼ · 2¼ - (-1)+(½ - 14)=
2 1/4 * 2 1/4 - (-1) + (1/2 - 14) = 9/4 * 9/4 + 1 - 13 1/2 = 81/16 - 12 1/2 = 5 1/16 - 12 1/2 = 5,0625 - 12,5 = -12,4375
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2 1/4 * 2 1/4 - (-1) + (1/2 - 14) = 9/4 * 9/4 + 1 - 13 1/2 = 81/16 - 12 1/2 = 5 1/16 - 12 1/2 = 5,0625 - 12,5 = -12,4375