log(3)^(2)*x-7*log(x)-3=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Gráfica
/ 2 -3/7 \
|-log (3)*e |
-7*W|---------------|
\ 7 /
x1 = ---------------------
2
log (3)
x1=−log(3)27W(−7e73log(3)2)
/ 2 -3/7 \
|-log (3)*e |
-7*W|---------------, -1|
\ 7 /
x2 = -------------------------
2
log (3)
x2=−log(3)27W−1(−7e73log(3)2)
x2 = -7*LambertW(-exp(-3/7)*log(3^2/7, -1)/log(3)^2)
Suma y producto de raíces
[src]
/ 2 -3/7 \ / 2 -3/7 \
|-log (3)*e | |-log (3)*e |
7*W|---------------| 7*W|---------------, -1|
\ 7 / \ 7 /
- -------------------- - ------------------------
2 2
log (3) log (3)
−log(3)27W(−7e73log(3)2)−log(3)27W−1(−7e73log(3)2)
/ 2 -3/7 \ / 2 -3/7 \
|-log (3)*e | |-log (3)*e |
7*W|---------------| 7*W|---------------, -1|
\ 7 / \ 7 /
- -------------------- - ------------------------
2 2
log (3) log (3)
−log(3)27W(−7e73log(3)2)−log(3)27W−1(−7e73log(3)2)
/ 2 -3/7 \ / 2 -3/7 \
|-log (3)*e | |-log (3)*e |
-7*W|---------------| -7*W|---------------, -1|
\ 7 / \ 7 /
---------------------*-------------------------
2 2
log (3) log (3)
−log(3)27W(−7e73log(3)2)−log(3)27W−1(−7e73log(3)2)
/ 2 -3/7 \ / 2 -3/7 \
|-log (3)*e | |-log (3)*e |
49*W|---------------|*W|---------------, -1|
\ 7 / \ 7 /
--------------------------------------------
4
log (3)
log(3)449W(−7e73log(3)2)W−1(−7e73log(3)2)
49*LambertW(-log(3)^2*exp(-3/7)/7)*LambertW(-log(3)^2*exp(-3/7)/7, -1)/log(3)^4