化简 1/(1/10+1/10)

解答

化简

\frac{1}{\frac{1}{10} + \frac{1}{10}}

5

求解步骤

\frac{1}{\frac{1}{10} + \frac{1}{10}}

\frac{1}{10} + \frac{1}{10} = \frac{1}{5}

= \frac{1}{\frac{1}{5}}

使用分式法则:

\frac{1}{\frac{b}{c}} = \frac{c}{b}

= \frac{5}{1}

数字相除:

\frac{5}{1} = 5

= 5

s im pl i f y 1 + 3.322 lo g_{10} (80)

s im pl i f y \frac{\frac{2 m + 4}{8}}{\frac{m + 2}{6}}

s im pl i f y 3 + \frac{1}{3} - \frac{1}{12} - [1 - (2 \frac{1}{4} + 1.7)]

s im pl i f y lo g_{10} (2) (8)

s im pl i f y \frac{3}{2 + ( 1.05 ) ^{2}}