Question

exercițiile 2 și 3 va rog urgent, am nevoie ​

Answer 1

Răspuns:

²1/2+3/4=2/4+3/4=5/4

²1/3+5/6=2/6+5/6=7/6

²2/5+1/10=4/10+1/10=5/10⁵=1/2

³2/3+7/9=6/9+7/9=13/9

³2/5+5/15=6/15+5/15=11/15

²5/6+1/12=10/12+1/12=11/12

⁴3/5+3/20=12/20+3/20=15/20⁵=3/4

⁵1/3+7/15=5/15+7/15=12/15

³3/8+7/24=9/24+7/24=16/24⁸=2/3

³7/10+2/30=21/30+2/30=23/30

3)....

³1/2+²1/3=3/6+2/6=5/6

⁴2/3+³1/4=8/12+3/12=11/12

⁴2/5+⁵3/4=8/20+15/20=23/20

³3/7+⁷7/3=9/21+49/21=58/21

⁷1/2+²1/7=7/14+2/14=9/14

⁹1/4+⁴8/9=9/36+32/36=41/36

⁹2/5+⁵2/9=18/45+10/45=28/45

³7/11+¹¹2/3=21/33+22/33=43/33

¹¹5/6+⁶3/11=55/66+18/66=73/66

⁵5/8+⁸8/5=25/40+64/40=89/40