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log-x-1-1-log-3-x-40-3-find-x-




Question Number 174292 by akolade last updated on 29/Jul/22
((log((√(x+1))+1))/(log^3 (√(x−40))))=3  find x
log(x+1+1)log3x40=3findx
Answered by Rasheed.Sindhi last updated on 29/Jul/22
((log((√(x+1))+1))/(log^3 (√(x−40))))=3  log((√(x+1))+1)=3log^3 (√(x−40))   log((√(x+1))+1)=log(^3 (√(x−40)) )^3   (√(x+1))+1=x−40   (√(x+1))=x−41   x+1=(x−41)^2    x^2 −82x+1681=x+1  x^2 −83x+1680=0  x=48,35
log(x+1+1)log3x40=3log(x+1+1)=3log3x40log(x+1+1)=log(3x40)3x+1+1=x40x+1=x41x+1=(x41)2x282x+1681=x+1x283x+1680=0x=48,35

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