Răspuns :
a) -1/2
b) -2/5
c) -1/2
d) -4
e) 404/1313
f) 150150/xy0xy0=150/xy0=15/xy
b) -2/5
c) -1/2
d) -4
e) 404/1313
f) 150150/xy0xy0=150/xy0=15/xy
a.-3/6 = - 1/2
b.-20/50 = - 2/5
c.13/-26 = 1/-2
d.-4x/x = - 4
e.1212/3939 = 12/39 = 4/13
f.150150/xy0xy0 = 150/xy0 = 15/xy