Finansies: SREL-Bepaal i#2

R8 846 vermeerder tot R65 165 nadat dit vir 'n 56.5 jaar teen 'n sekere saamgestelde rentekoers belê is.
Bepaal die rentekoers tot 1 desimale plek.

$A equals 65165 P equals 8846 n equals 56.5 i equals ?$

$table attributes columnalign right center left columnspacing 0px end attributes row A equals cell P open parentheses 1 plus i close parentheses to the power of n end cell row 65165 equals cell 8846 open parentheses 1 plus i close parentheses to the power of 56.5 end exponent end cell row cell 65165 over 8846 end cell equals cell open parentheses 1 plus i close parentheses to the power of 56.5 end exponent end cell row cell 7.366 end cell equals cell open parentheses 1 plus i close parentheses to the power of 56.5 end exponent end cell row cell root index 56.5 of 7.366 end root end cell equals cell 1 plus i end cell row cell 1.0359 end cell equals cell 1 plus i end cell row cell 1.0359 minus 1 end cell equals i row i equals cell 0.0359 end cell row r equals cell 100 i end cell row blank equals cell 100 open parentheses 0.0359 close parentheses end cell row blank equals cell 3.597 end cell row blank equals cell 3.6 percent sign end cell end table$