\(a,\approx5720;\approx740;\approx3920;\approx990\\ b,\approx6300;\approx33000;\approx500;\approx100\\ c,\approx59000;\approx57000;\approx75000;\approx0\)
a) 5720, 740, 3920, 990
b) 6000, 33000, 500, 70
c, 60000, 60000, 76000, 200
chúc bạn học tốt
nhớ kích đúng cho mik nha