Câu 1 (1,0 điểm): a) Tìm số mũ của 2 và 5 trong khai triển của 300! Từ đó hãy cho biết 300! có tận cùng bao nhiêu chữ số 0.
b) Chứng minh rằng: với mọi số nguyên dương n, n! không chia hết cho 2n.

m∠vru = 80°

m∠urw = 15°

step-by-step explanation:

so what is the problem what are they asking you to solve

step-by-step explanation:

so what is the problem what are they asking you to solve

answer: 2 answers

step-by-step explanation: the first one means to spread the product throughout the marketplace such that a large number of people can buy it.  

the second means the process of making a product or service available for the consumer or business user that needs it.

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