Question

Să se verifice egalității :
1. 1/2( adică 1 pe 2 ) + 3/16+7/24=9/16
2. 1/24 + 2/42 + 11/56 = 13/42
3. 5/9 + 1/12 + 7/18 = 1/36


Dau 10 puncte!!

Answer 1

1. 1/2+3/6+7/24=9/16 FALS
deoarece 1/2+3/6+7/24=31/24=9/16=>
496=216 => FALS
2. 1/24+2/42+11/56=13/42 FALS
deoarece 1/24+2/42+11/56=2/7=13/42=>
84=91 => FALS
3. 5/9 +1/12+7/28=1/36 FALS
deoarece 5/9+1/12+7/28=37/36=1/36=>
37=1 => FALS