Răspuns:
1
Explicație pas cu pas:
(1,8²-3 7/50) :(53/10 - 2,2²)·2,3 =
= (3,24 - 3·50+7/50) :(53/10 - 4,84)·2,3 =
= (324/100 - ²⁾157/50) :(¹⁰⁾53/10 - 484/100)·23/10 =
= [(324-314)/50] : [(530-484)/100]·23/10 =
= (10/50) : (46/100)·23/10 =
= (1/5) : (23/50) ·23/10 =
= (1/5) · (50/23) ·23/10 =
= (50·23)/(5·23·10) = 1
