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a fost răspuns

calculati: (1intreg 1/9(15:3intreg3/4-10,5:1intreg1/2*3/14)+1intreg1/18)*2/23

Răspuns :

Renatemambouko
(1intreg 1/9(15:3intreg3/4-10,5:1intreg1/2*3/14)+1intreg1/18)*2/23 =
=(10/9(15:15/4-10,5:3/2*3/14)+19/18)*2/23 =
=(10/9(15×4/15-105/10×2/3*3/14)+19/18)*2/23 =
=(10/9(4-3/2)+19/18)*2/23 =
=(10/9×5/2+19/18)*2/23 =
=(25/9+19/18)*2/23 =
=(50+19)/18*2/23 =
=69/18*2/23 =
=1/3

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