7. Excel home work -assume an investor puts $500 at the end of the month in either Vandguard's S&P 500 index fund expense charges .04% or an actively managed mutual fund that charges 1.38%. Assume that the actively managed mutual fund gets the same return 10%/12 each month at the end of 50 years how much do these portfolios differ. Think about how to set this up its 600 lines long. If you set it up correctly by line 24 you can just cut and paste the rest