Відповідь:
17,78
Пояснення:
[tex]\frac{(5,2-1,4): \frac{3}{7}}{(2,7-0,8)*2\frac{1}{3} } + (\frac{1}{5} )^{-3} = \frac{(5\frac{2}{10} - 1\frac{4}{10}) * \frac{7}{3} }{(2\frac{7}{10} - \frac{8}{10}) * 2\frac{1}{3} } + (\frac{5}{1})^{3} = \frac{(\frac{52}{10}-\frac{14}{10} )*\frac{7}{3} }{(\frac{27}{10} -\frac{8}{10} )*\frac{7}{3} } +125= \frac{\frac{52-14}{10} }{\frac{27-8}{10} } +125= \frac{38}{10} :\frac{19}{10} +125 = \frac{38}{10} *\frac{10}{19} +125= \frac{38}{19}+125= \frac{2}{1}+125= 2+125=127[/tex]
14% от 127
127*0.14 = 17,78
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Answers & Comments
Відповідь:
17,78
Пояснення:
[tex]\frac{(5,2-1,4): \frac{3}{7}}{(2,7-0,8)*2\frac{1}{3} } + (\frac{1}{5} )^{-3} = \frac{(5\frac{2}{10} - 1\frac{4}{10}) * \frac{7}{3} }{(2\frac{7}{10} - \frac{8}{10}) * 2\frac{1}{3} } + (\frac{5}{1})^{3} = \frac{(\frac{52}{10}-\frac{14}{10} )*\frac{7}{3} }{(\frac{27}{10} -\frac{8}{10} )*\frac{7}{3} } +125= \frac{\frac{52-14}{10} }{\frac{27-8}{10} } +125= \frac{38}{10} :\frac{19}{10} +125 = \frac{38}{10} *\frac{10}{19} +125= \frac{38}{19}+125= \frac{2}{1}+125= 2+125=127[/tex]
14% от 127
127*0.14 = 17,78