Question

$3^5\times {\left(\frac{1}{15}\right)}^5\times 5^5$

Answer 1

$3^5\times (\frac{1}{15}{)}^5\times 5^5$

$(a\times b{)}^m=a^m\times b^m$ $\Rightarrow 3^5\times (\frac{1}{3\times 5}{)}^5\times 5^5$

$\Rightarrow 3^5\times \left(\frac{1}{3^5\times 5^5}\right)\times 5^5$

= 1