10 * 2^(4 x - 5) = 41 ?
2^(4 x - 5) = 4.1 agree
ln 2^(4 x - 5) = (4x-5) ln 2 = ln 4.1 agree
4 x - 5 = ln 4.1 / ln 2 = 2.036
4 x = 7.036
x = 1.76
Solve 10* 2^{4 x -5} = 41
so 2^{4x-5}=41/10
ln 2 * {4x-5}= ln 41/10
ln 4.1 +5/ ln 2
not sure what I'm doing wrong
Thanks
1 answer