Question

https://hoc24.vn/cau-hoi/tim-m-de-2x2-3x5m-co-nghiem-x-14.8652148436798

https://hoc24.vn/cau-hoi/tim-m-de-3x27x1-2m0-co-nghiem-x-25tim-m-de-2x2-3x5-3m0-co-2-nghiem-phan-biet-x-34.8652167947998

giải hộ e vs ạ