hongngocxd2009 hongngocxd2009

29-09-2021
Mathematics

contestada

Cho dãy số: 1, 4, 7, 10,…
a. Nêu quy luật của dãy.
b. Số 31 có phải là số hạng của dãy không, nếu phải thì số hạng thứ bao nhiêu?
c. Số 1995 có thuộc dãy này không? Vì sao?

Respuesta :

legendsmobile1530 legendsmobile1530

29-09-2021

Answer:

bsjjdnsnd

Step-by-step explanation:

bdhd dhdidnne

Answer Link

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