Uzupełnij 3i2/5-.....=4. 2i5/7+.......=8. 6i2/9+2i5/9+......=10
Uzupełnij
3i2/5-.....=4. 2i5/7+.......=8. 6i2/9+2i5/9+......=10
a)7i2/5 b)5i2/7 c)1i2/9
3 i 2/5 - ( - 3/5) = 4 bo 3 i 2/5 - ( - 3/5) = 3 i 2/5 + 3/5 = 3 i 5/5 = 4 2 i 5/7+ 5 i 2/7 =8 bo 2 i 5/7 + 5 i 2/7= 7 i 7/7 = 8 6 i 2/9 + 2 i 5/9+ 1 i 2/9=10 bo 6 i 2/9 + 2 i 5/9 + 1 i 2/9 = 9 i 9/9 = 10