Question 843846
Multiply exponents of same base, exponents add.
{{{7^(1/2)*7^(3/4)=7^(1/2+3/4)}}}
Powers of exponents multiply
{{{5^(1/3)*8^(1/4)^3=5^((1/3)*3)*8^(4/3)=5*8^(4/3)}}}
{{{(10^(1/2)/5)^2=10/5^2=10/25=2/5}}}