2019-수학-가형-홀수-5¶

문제¶

2019-수학-가형-홀수-5

from sympy import *

m,x = symbols('m x')
y = 2**(x-m)+2
expr = Eq(log(8*(x-2),2).subs(x, y),x)
expr

\[\displaystyle \frac{\log{\left(8 \cdot 2^{- m + x} \right)}}{\log{\left(2 \right)}} = x\]

nsolve(expr.subs(x,-3),m,0)

\[\displaystyle 3.0\]