Question

Solve for x 0.61^2x+1=39.2^2x+1​

Answer 1

If you mean,

$0.61^{2x + 1} = 39$

then the answer is going to be

$x = \frac{log39}{2log \: 0.61} - \frac{1}{2}$

but if you mean,

$0.61 ^{2} x + 1$

then, the answer is going to be, x = 102.123085.