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<n,binh phuong trung phan ben phai?

tinh can bac 2 theo phep lap Newton

dao nguoc xau

tim 2 so nto co tong =so chan~ n

tinh pi

tinh tich phan bang phuong phap hcn

toi gian phan so

chuyen xau ki tu thanh chuoi~ so

tinh tich phan bang pp hcn sinx

tinh e^x