Question 1123272
What?
2400(1+7.5/100)^n=3445.51
?

{{{2400(1+7.5/100)^n=3445.51}}}


{{{2400(1.075)^n=3445.51}}}
How do you want?  Logarithms, or successive computation?


Use a calculator.
Choose whole number values for n starting from 1, and compute the left side.  Which left-side value  matches or is close to the right side?




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n=5