0,(01)+0,(02)+?
Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
Cách đổi số thập phân vô hạn tuần hoàn thành phân số:
Cách chuyển: Lấy chu kì làm tử.
Mẫu là một số gồm các chữ số 9, số chữ số 9 bằng số chữ số của chu kỳ.
Do đó:
\(1,\left(3\right)=1+0,\left(3\right)=1+\frac{3}{9}=\frac{4}{3}\)
\(0,\left(2\right)=\frac{2}{9}\)
\(0,\left(5\right)=\frac{5}{9}\)
\(0,\left(02\right)=\frac{2}{99}\)
\(0,\left(4\right)=\frac{4}{9}\)
\(0,\left(01\right)=\frac{1}{99}\)
01. Health is more important than money.
Money isn’t as important as health.
02. He doesn’t pass the exam because he doesn’t work hard.
If he worked hard, he would pass the exam.
03. We went to the movies last night in spite of the cold weather.
Although the weather was cold, we went to the movies last night
04. Those students were punished. They didn’t do their homework.
Those students, who didn’t do their homework, were punished.
05. We delayed our journey because there was a serious typhoon. (use phrasal verb ‘put off’)
There was a serious typhoon, so we put off our journey.
A=1/5x6+1/6x7+....+1/11x12
A=1/5-1/6+1/6-1/7+...+1/11-1/12
A=1/5-1/12
A=7/60
=? nha
=0,(03)