Aprincipal of $3100 is invested at 5.5% interest, compounded annually. how much will the investment be worth after 7 years?

$4501.51

Step-by-step explanation:

Because you're compounding annually, which is only once per year, you can use a simple formula:

Filling in our info gives us

Do the adding inside the parenthesis and then raise 1.055 to the 7th power to get

A(t)= 3100(1.454679161)

A(t)= $4509.51

f

step-by-step explanation:

f

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.