1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512+/1024
1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512+1/1024 =?
1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512+1/1024
A=1/2+1/4+1/8 + 1/16+1/32+1/64+1/128+1/256+1/512+1/1024 = ?
Tính nhanh tổng sau:
1/2 + 1/4 + 1/8 + 1/16 + 1/32 + 1/64 + 1/128 + 1/256 + 1/512 + 1/1024
A= 1/2 + 1/4 + 1/8 +1/16 +1/32 + 1/64 +1/128 + 1/256 + 1/512 + 1/1024
tìm A/tính nhanh
S=\(\dfrac{1}{2}\)+\(\dfrac{1}{4}\)+\(\dfrac{1}{8}\)+\(\dfrac{1}{16}\)+\(\dfrac{1}{32}\)+\(\dfrac{1}{64}\)+\(\dfrac{1}{128}\)+\(\dfrac{1}{256}\)+\(\dfrac{1}{512}\)+\(\dfrac{1}{1024}\)
Tính A : 1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512+1/1024
giải chi tiết
1/2 + 1/4 + 1/8 + 1/16 + 1/32 + 1/64 + 1/128 + 1/256 + 1/512