calculați numerele x si y.
Dau coroana!!!
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Răspuns:
Explicație pas cu pas:
x = 1/2*2/3*3/4*4/5 = 1/5
y = (1 - 2/5 - 1/4): (3/4 - 5/9) = (20/20 - 8/20 - 5/20) : (27/36 - 20/36)
= 7/20 : 7/36 = 7/20 * 36/7 = 36/20 = 9/5