P=1-\(\frac{1}{2}\)+\(\frac{1}{2}\)-\(\frac{1}{4}\)+...........+\(\frac{1}{46}\)-\(\frac{1}{56}\)
P=1-\(\frac{1}{56}\)
P=\(\frac{55}{56}\)
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Các câu hỏi tương tự
\(D=\frac{1}{1.2}+\frac{2}{2.4}+\frac{3}{4.7}+...+\frac{10}{46.56}\)
Tính \(\frac{1}{1.2}+\frac{2}{2.4}+\frac{3}{4.7}+...+\frac{10}{46.56}\)
\(P=\frac{1}{1.2}+\frac{2}{2.4}+\frac{3}{4.7}+...+\frac{10}{46.56}\)
giúp mih vs nhoa
tính
\(P=\frac{1}{1.2}+\frac{2}{2.4}+\frac{3}{4.7}+...+\frac{10}{46.56}\)
giups mih vs
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
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