Question 997385
Zero exponent property: {{{x^0=1}}}

Power of a Quotient Property Rule: {{{x^m/y^m=(x/y)^m}}}

so, you can use it here: 

{{{5^3*7^0/6^3=(5^3/6^3)7^0=(5/6)^3*1=(5/6)^3}}}

{{{6^3/(5^3*7^0)=6^3/(5^3*1)=(6/5)^3}}}