Question

rozwiąż (2-1 4/9)*(2 1/5-1 3/5 :4)​

Answer 1

Odpowiedź:

(2 - 1 i 4/9) * (2 i 1/5 - 1 i 3/5 : 4) = (1 i 9/9 - 1 i 4/9) * (2 i 1/5 - 8/5 : 4) = 5/9 * (2 i 1/5 - 8/5 * 1/4) = 5/9 * (2 i 1/5 - 2/5) = 5/9 * (1 i 6/5 - 2/5) = 5/9 * 1 i 4/5 = 5/9 * 9/5 = 1