Chứng tỏ rằng: 1-1/2+1/3-1/4+...+1/99-1/200=1/101+1/102+...+1/199+1/200
chứng tỏ rằng 1-1/2+1/3-1/4+.....+1/99-1/200=1/101+1/102+...+1/199+1/200
Chứng tỏ rằng: \(1-\frac{1}{2}+\frac{1}{3}-\frac{1}{4}+...+\frac{1}{99}-\frac{1}{100}=\frac{1}{101}+\frac{1}{102}+...+\frac{1}{199}+\frac{1}{200}\)
Chứng tỏ rằng : \(1-\frac{1}{2}+\frac{1}{3}-\frac{1}{4}+...+\frac{1}{99}-\frac{1}{200}=\frac{1}{101}+\frac{1}{102}+...+\frac{1}{199}+\frac{1}{200}\)
Chứng tỏ rằng: \(1-\frac{1}{2}+\frac{1}{3}-\frac{1}{4}+...+\frac{1}{99}-\frac{1}{200}=\frac{1}{101}+\frac{1}{102}+...+\frac{1}{199}+\frac{1}{200}\)
Help me
chứng tỏ rằng 1-\(\frac{1}{2}+\frac{1}{3}-\frac{1}{4}+...+\frac{1}{199}-\frac{1}{200}=\frac{1}{101}+\frac{1}{102}+...+\frac{1}{199}+\frac{1}{200}\)
chứng tỏ rằng 1-1/2+1/3-1/4+...+1/99-1/200=1/101+1/102+...+1/200
chung minh rang 1-1/2+1/3-1/4+...+1/99-1/200=1/101+1/102+...+1/199+1/200
Chứng minh 1/101+1/102+...+1/199+1/200>7/12
Cho M=1/3+2/32+3/33+...+99/399+100/3100. Chứng minh M<3/4
giúp nhanh hộ minh voi minh
cám ơn