Question 172703
If {{{b=1}}}, then {{{3.2*10^b=3.2*10^1=3.2*10=32}}}  Too small


If {{{b=2}}}, then {{{3.2*10^b=3.2*10^2=3.2*100=320}}}  Too small


If {{{b=3}}}, then {{{3.2*10^b=3.2*10^3=3.2*1000=3200}}}  Just right


{{{b=4}}} => {{{32000}}}  Too big