3n5 r4/ 9nr6
helpp pleasee its exponents and division
I think this is supposed to be :
[3n^5r^4 ] / [9nr^6 ] =
[3/9] * [ n^5 / n] * [r^4 / r^6] =
[ 1/3] * [ n^4] * [ 1 / r^2] =
[ n^4 ] / [ 3 r^2]
