Quay lại câu hỏi

	2	thêm 8 ký tự trong đề bài		Sửa 30-10-13 08:49 AM Đức Vỹ 36 1
toan to hop 1. Cho cac chu so $1,2,3,4,5,6$, co bao nhieu so tu nhien gom ba chu so khac nhau va nho hon $436 $2. Voi cac chu so $1,2,3,4,5,6,7,8,9$ co the lap duoc bao nhieu so chan co ba chu so khac nhau va khong lon hon $789$ Tổ hợp toan to hop 1. Cho cac chu so 1,2,3,4,5,6, co bao nhieu so tu nhien gom ba chu so khac nhau va nho hon 436 2. Voi cac chu so 1,2,3,4,5,6,7,8,9 co the lap duoc bao nhieu so chan co ba chu so khac nhau va khong lon hon 789 Tổ hợp toan to hop 1. Cho cac chu so $1,2,3,4,5,6$, co bao nhieu so tu nhien gom ba chu so khac nhau va nho hon $436 $2. Voi cac chu so $1,2,3,4,5,6,7,8,9$ co the lap duoc bao nhieu so chan co ba chu so khac nhau va khong lon hon $789$ Tổ hợp

	1	tạo mới		Hỏi 29-10-13 07:56 PM Gió! 1
toan to hop 1. Cho cac chu so 1,2,3,4,5,6, co bao nhieu so tu nhien gom ba chu so khac nhau va nho hon 436 2. Voi cac chu so 1,2,3,4,5,6,7,8,9 co the lap duoc bao nhieu so chan co ba chu so khac nhau va khong lon hon 789

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hoahoa.nhynhay: . 11/5/2018 1:39:46 PM
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hoahoa.nhynhay: . 11/5/2018 1:39:49 PM
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