حل تشریحی سوال شماره 235 ریاضی و آمار 3 انسانی

$f\left(2\right)=40000000\times {\left(1+\frac{30}{100}\right)}^2=40000000\times {\left(1/3\right)}^2=40000000\times \left(1/69\right)=67600000$

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یا

(میلیون تومان)   $f\left(2\right)=40\times {\left(1+\frac{30}{100}\right)}^2=40\times {\left(1/3\right)}^2=40\times \left(1/69\right)=67/6$

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