Odpowiedź:
a) 4 + 1/2 * 6 / 2+ 1,5 = 4 + 3 / 3,5 = 7/3,5 = 2
b) 2 + 0,3 * 5/6 / -3 3/4 + 2/5 = 2 + 3/10 * 5/6 / -3 3/4 + 2/5 = 2 + 1/2 * 1/2 / -15/4 + 2/5 = 2 + 1/4 / -15/4 + 2/5 = 2/1 + 1/4 / -15/4 + 2/5 = 8/4 + 1/4 / -15/4 + 2/5 = 9/4 : -15/4 + 2/5 = 9/4 * -4/15 + 2/5 = 9/1 * -1/15 + 2/5 = -9/15 + 2/5 = -9/15 + 6/15 = -15/15 = -1
Szczegółowe wyjaśnienie:
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Odpowiedź:
a) 4 + 1/2 * 6 / 2+ 1,5 = 4 + 3 / 3,5 = 7/3,5 = 2
b) 2 + 0,3 * 5/6 / -3 3/4 + 2/5 = 2 + 3/10 * 5/6 / -3 3/4 + 2/5 = 2 + 1/2 * 1/2 / -15/4 + 2/5 = 2 + 1/4 / -15/4 + 2/5 = 2/1 + 1/4 / -15/4 + 2/5 = 8/4 + 1/4 / -15/4 + 2/5 = 9/4 : -15/4 + 2/5 = 9/4 * -4/15 + 2/5 = 9/1 * -1/15 + 2/5 = -9/15 + 2/5 = -9/15 + 6/15 = -15/15 = -1
Szczegółowe wyjaśnienie: