Răspuns :
[tex] \frac{17}{15} [/tex] : {2,25 : 26 x 1,(3) + 5 : 2,(7) - [3,3(7) : 10,1(3) - [tex] \frac{1}{3} [/tex] ] } =
= [tex] /frac{17}{15} [/tex] : [tex] \frac{225}{100} [/tex] : 26 x [tex] \frac{13-1}{9} [/tex] + 5 : [tex] \frac{27-2}{9} [/tex] - [ [tex] \frac{337-33}{90} [/tex] : [tex] \frac{1013-101}{90} [/tex] - [tex] \frac{1}{3} [/tex] ] }=
= [tex] \frac{17}{15} [/tex] : { [tex] \frac{225}{50} [/tex] : 13 x [tex] \frac{12}{9} [/tex] + 5 : [tex] \frac{25}{9} [/tex] - [ [tex] \frac{304}{90} [/tex] : [tex] \frac{912}{90} [/tex] - [tex] \frac{1}{3} [/tex] ] } =
= [tex] \frac{17}{15} [/tex] : { [tex] \frac{9}{2} [/tex] x [tex] \frac{9}{156} [/tex] + 5 x [tex] \frac{9}{25} [/tex] - [ [tex]\frac{152}{45} x \frac{45}{456} - [tex] \frac{1}{3} [/tex] ] } =
= [tex] \frac{17}{15} [/tex] : ( [tex] \frac{9}{2} x \frac{9}{156} + \frac{9}{5} - 0 [/tex] =
= [tex] \frac{17}{15} : ( \frac{81}{312} + \frac{9}{5} ) =
=[tex] \frac{17}{15} : \frac{3213}{1560} [/tex] =
= [tex] \frac{17}{15} x \frac{1560}{3212} [/tex] =
=[tex] \frac{104}{189} [/tex]
= [tex] /frac{17}{15} [/tex] : [tex] \frac{225}{100} [/tex] : 26 x [tex] \frac{13-1}{9} [/tex] + 5 : [tex] \frac{27-2}{9} [/tex] - [ [tex] \frac{337-33}{90} [/tex] : [tex] \frac{1013-101}{90} [/tex] - [tex] \frac{1}{3} [/tex] ] }=
= [tex] \frac{17}{15} [/tex] : { [tex] \frac{225}{50} [/tex] : 13 x [tex] \frac{12}{9} [/tex] + 5 : [tex] \frac{25}{9} [/tex] - [ [tex] \frac{304}{90} [/tex] : [tex] \frac{912}{90} [/tex] - [tex] \frac{1}{3} [/tex] ] } =
= [tex] \frac{17}{15} [/tex] : { [tex] \frac{9}{2} [/tex] x [tex] \frac{9}{156} [/tex] + 5 x [tex] \frac{9}{25} [/tex] - [ [tex]\frac{152}{45} x \frac{45}{456} - [tex] \frac{1}{3} [/tex] ] } =
= [tex] \frac{17}{15} [/tex] : ( [tex] \frac{9}{2} x \frac{9}{156} + \frac{9}{5} - 0 [/tex] =
= [tex] \frac{17}{15} : ( \frac{81}{312} + \frac{9}{5} ) =
=[tex] \frac{17}{15} : \frac{3213}{1560} [/tex] =
= [tex] \frac{17}{15} x \frac{1560}{3212} [/tex] =
=[tex] \frac{104}{189} [/tex]