Question

[nguyễn thị thanh tâm]

dien tiep vao cau tra loi.

ban nam dem so tu nhien a : 22 duoc du la 7 ,sau do ban nam lai dem so a: 36 thi duoc du la 4.

neu ban nam lam phep chia thu nhat la dung thi phep chia thu hai la dung hay sai?

                                             bai lam

theo de bai, ta co :

a = .........+ .....            (1)

b = ........+.......            (2)

voi p,q thuoc o tu nhien. nhu vay 22p va 36q hoac bang ........ hoac la ........................... do do theo (1) thi ................, con theo (2) thi .............

vay neu ban nam .........................................................................................................................