Question

Решите задание 21!! Алгебра

Answer 1

$p(b)=(b+\frac{5}{b})(5b+\frac{1}{b})$

$p(\frac{1}{b})=(\frac{1}{b}+\frac{5}{\frac{1}{b}})(5\frac{1}{b}+\frac{1}{\frac{1}{b}})=(\frac{1}{b}+5b)(\frac{5}{b}+b)=p(b)$

$\frac{p(b)}{p(\frac{1}{b})}=1$