Question 21253
x^3 . x^-6=
When we have a negative exponent it means the term is actually;
{{{1/x^6}}}
so we have;
{{{x^3}}}*{{{1/x^6}}}
{{{x^3/x^6}}}
the next step is to subtract exponents;
{{{x^-3}}}
Hope you understand
=)