Question

ajutor repede!!!!!!ex 2

Answer 1

2.a)-un întreg 1/6+2intregi1/12-3/16-7/20=-7/6+25/12-3/16-7/20=91/240
b)49/15-31/30+2intregi3/40-11/45+9/20=49/15-31/30+83/40-11/45+9/20=325/72
c)-6+6intregi1/6-2intregi1/15+1intreg7/10+26/25=-6+37/6-31/15+17/10+26/25=21/25