Can anyone help with this problem?
is equal to A ln r +B ln s
where A=______ and B=________
This is what I have so far:
3 ln r + 7 ln s + 7th root (r^7s^10)
I thought it should be
3 ln r + 7 ln s + 49/2 ln r + 70/2 ln s=
55/2 ln r + 84/2 ln s
but that is wrong. How do you do the 7th root?