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NAZKA100
@NAZKA100
July 2022
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Найдите x если 0,(7) и (x+1) среднее члены, а 0,2(3) и 30 крайние члены пропорции.
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Kirik100
0,7:(х+1)=0,23:30
(х+1)=(0,7*30):0,23
(х+1)=21:0,23
(х+1)=91,3043478...
(х+1)=91,3043478...-1
х=90,3043478...
Ответ:90,3043478...
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Answers & Comments
(х+1)=(0,7*30):0,23
(х+1)=21:0,23
(х+1)=91,3043478...
(х+1)=91,3043478...-1
х=90,3043478...
Ответ:90,3043478...