Odpowiedź :
a-1 3/4= 2 1/2
a = 2 1/2 + 1 3/4 = 2 2/4 + 1 3/4 = 3 5/4 = 4 1/4
spr.
L = 4 1/4 - 1 3/4 = 3 5/4 - 1 3/4 = 2 2/4 = 2 1/2
P = 2 1/2
L = P
a-1 3/4= 2 1/2
a = 2 1/2 + 1 3/4 = 2 2/4 + 1 3/4 = 3 5/4 = 4 1/4
spr.
L = 4 1/4 - 1 3/4 = 3 5/4 - 1 3/4 = 2 2/4 = 2 1/2
P = 2 1/2
L = P