Question 91010
Assume you mean:
:
{{{(-2c^5)^4*(c^7/c^13)}}}
:
Following the rules of exponents, step-by-step
{{{(-2^4c^((4*5)))*(1/c^((13-7)))}}}
:
{{{(16c^20)/c^6}}}
:
{{{16c^((20-6))}}}
:
{{{16c^14}}}