Question

Tính 1/2+1/4+1/16+1/32

Answer 1

\(\frac{1}{2}+\frac{1}{4}+\frac{1}{16}+\frac{1}{32}\)

\(=\frac{16}{32}+\frac{8}{32}+\frac{2}{32}+\frac{1}{32}\)

\(=\frac{16+8+2+1}{32}\)

\(=\frac{27}{32}\)

Answer 2

=27/32