Các câu hỏi tương tự
chung minh rang 1/3-2/3^2+3/3^3-4/3^4+....+99/3^99-100/3^100<3/16
Chung minh rang: \(\frac{1}{3}-\frac{2}{3^2}+\frac{3}{3^3}-\frac{4}{3^4}+....+\frac{99}{3^{99}}-\frac{100}{3^{100}}<\frac{3}{16}\)
chứng minh: 1/3-2/3^2+3/3^3-4/3^4+...+99/3^99-100/3^100<3/16
Chứng minh rằng : 1/3-2/3^2+3/3^3-4/3^4+...+99/3^99-100/3^100<3/16
- Chứng minh rằng :
1/3 - 2/3^2 + 3/3^3 - 4/3^4 + ... + 99/3^99 - 100/3^100 < 3/16
chung minh 1/3-2/3^2+3/3^3-4/3^4+...+99/3^99-100/3^100<3/16
1.Chứng minh rằng a)1/2-1/4+1/8-1/16+1/32-1/64<1/3 b)1/3-2/3^2+3/3^3-4/3^4+...+99/3^99-100/3^100<3/16
B=1/3+2/3 mũ 2+3/3 mũ 3+4/3 mũ 4+...+99/3 mũ 99+100/ 3 mũ 100 chứng minh B < 3/16
B=1/3+2/3 mũ 2+3/3 mũ 3+4/3 mũ 4+...+99/3 mũ 99+100/ 3 mũ 100 chứng minh B < 3/16