\(P=1-\frac{1}{2}+\frac{1}{2}-\frac{1}{4}+\frac{1}{4}-\frac{1}{7}+...+\frac{1}{46}-\frac{1}{56}\)
\(P=1-\frac{1}{56}\)
\(P=\frac{55}{56}\)
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Các câu hỏi tương tự
\(P=\frac{1}{1.2}+\frac{2}{2.4}+\frac{3}{4.7}+...+\frac{10}{46.56}\)
giúp mih vs nhoa
Tính \(\frac{1}{1.2}+\frac{2}{2.4}+\frac{3}{4.7}+...+\frac{10}{46.56}\)
\(D=\frac{1}{1.2}+\frac{2}{2.4}+\frac{3}{4.7}+...+\frac{10}{46.56}\)
P = \(\frac{1}{1.2}+\frac{2}{2.4}+\frac{3}{4.7}+...+\frac{10}{46.56}\)
(nhớ có cả lời giải nhé )
P = \(\frac{1}{1.2}\)+ \(\frac{2}{2.4}\)+ \(\frac{3}{4.7}\)+ .....+ \(\frac{10}{46.56}\)
LÀM GIÚP MIK VS,,,CẢM ƠN
P = \(\frac{1}{1.2}\)+\(\frac{2}{2.4}\)+\(\frac{3}{4.7}\)+ .... +\(\frac{10}{46.56}\)
1/1.2 + 2/2.4 + 3/4.7 +...+ 10/46.56 = ?
1:1.2+2:2.4+3:4.7+.......+10:46.56
1/1.2+2/2.4+3/4.7+............+10/46.56