If f(x) = -3x - 5 and g(x)= 4x - 2, find (f-g) (x).
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Answer:
Sarah has to invest $502,958.58 today.
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:
In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:
In this question:
She has to invest P today.
So
Sarah has to invest $502,958.58 today.
It's which gives 5.23 times increase in 10 years, so 523% of oryginal price