Tìm x: \(\dfrac{1}{2}-\dfrac{1}{4}+\dfrac{1}{8}-\dfrac{1}{16} +...-\dfrac{1}{1024}=\dfrac{x}{1024}\)
-1-1/2-1/4-1/8-1/8-...-1/1024
-1-1/2-1/4-1/8-...-1/1024=?
-1-1/2-1/4-1/8-..-1/1024
-1-1/2-1/4-1/8-...-1/1024
-1- 1/2 - 1/4 - 1/8 ... -1/1024
-1-1/2-1/4-1/8-...-1/1024
-1-1/2-1/4-1/8-...-1/1024
-1-1/2-1/4-1/8-...-1/1024