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ICSE Class 9 Answered

straight x plus 1 over straight x equals straight p straight x minus 1 over straight x equals straight q open parentheses straight x minus 1 over straight x close parentheses squared equals straight x squared plus 1 over straight x squared minus 2 open parentheses straight x minus 1 over straight x close parentheses squared equals open parentheses straight x plus 1 over straight x close parentheses squared minus 2 minus 2 open parentheses straight x minus 1 over straight x close parentheses squared equals open parentheses straight x plus 1 over straight x close parentheses squared minus 4 open parentheses straight q close parentheses squared equals open parentheses straight p close parentheses squared minus 4  ( next step understood. Please explain) 
Asked by chamudamu | 15 Feb, 2020, 08:49: PM
answered-by-expert Expert Answer
open parentheses straight x minus 1 over straight x close parentheses squared equals straight x squared plus 1 over straight x squared minus 2....... open parentheses 1 close parentheses open parentheses straight x plus 1 over straight x close parentheses squared equals straight x squared plus 1 over straight x squared plus 2.... which space can space be space written space as.... space straight x squared plus 1 over straight x squared space equals space open parentheses straight x plus 1 over straight x close parentheses squared minus 2..... space sub space this space in space open parentheses 1 close parentheses
Answered by Arun | 15 Feb, 2020, 09:24: PM

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