Question

[Dang Thi Huyen Trang]

(x+1/2)+(x+1/4)+(x+1/8)+(x+1/16)=1

Answer 1

[Tuấn Anh Phan Nguyễn]

1760:

x+x+x+x+1/2+1/4+1/8+1/16 = 1

x . 4 + 15/16 = 1

x . 4 = 1 – 15/16 = 1/16

x = 1/16 : 4 = 1/64