Răspuns :
a) /1-3+7/ tot supra 5.=5/5=1
b)/17-26+120/ tot supra 111=111/111=1........sp.aj.
b)/17-26+120/ tot supra 111=111/111=1........sp.aj.
a) 1/5-3/5+7/5 = -2/5+7/5 = 5/5 = 1.
b) 17/111-26/111+120/111 = -9/111+120/111 = 111/111 = 1.
I hope I helped you :)
b) 17/111-26/111+120/111 = -9/111+120/111 = 111/111 = 1.
I hope I helped you :)