to find value of unknown variable

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Ashwini More
Ashwini More le 30 Déc 2019
Commenté : Ashwini More le 30 Déc 2019
syms a1 K n E q
eqn = (a1/K)^(1/n) + (a1/E) == q;
E=30000;
K=174.6;
n=0.202;
q=0.02;
solx = solve(eqn, a1)
I want to find value of (a1) but with this code I cant find it. suggest me correct solution

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Omer N
Omer N le 30 Déc 2019
You are trying to solve the equation symbolically and it takes a long time/fails.
If you are okay with a numeric solution change the last line to:
solx = vpasolve(subs(eqn), a1)
>>
solx =
77.053800157394491813482910965605
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Ashwini More
Ashwini More le 30 Déc 2019
thank you so much

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