Solve for an implicitly defined variable
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How do I use matlab to solve for an implicitly defined variable? For example
x=0.6953*ln(115/(215-x))-100
Accepted Answer
Walter Roberson
on 20 Apr 2018
syms x vpasolve(x==0.6953*log(115/(215-x))-100)
There is a second solution, which is approximately 215 - -2.02E-195 . However, you cannot round that to 215: if you do round it then you would get a division by 0.
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