The equation is $\"\"$ .

Predict the input when the output is 35000, means find x ,when y = 35000,

$\"\"$

Take common log on each side.

$\"\"$

Apply product property of logarithm : $\"\"$ .

$\"\"$

Apply power property of logarithm : $\"\"$ .

$\"\"$

Apply quotient property of logarithm : $\"\"$ .

$\"\"$

$\"\"$ .

The nearest tenth of 9.699is 9.7.

The input is $\"\"$ .