Question 80108
{{{(8x^10/ 56x^12)}}} [cancel wherever possible]
{{{(1x^10/ 7x^12)}}}
{{{(x^(10-10)/ 7x^(12-10))}}} [cancel-out the exponents by subtraction]
{{{(1/ 7x^2)}}} [x^0=1 because any term raised to zero is one.]