Ndiba invests a sum of money in a savings account with a fixed annual interest rate of
4.61% compounded 3 times per year. After
6 years, the balance reaches $5,485.85.
What was the amount of the initial
investment?

Answer as a step-by-step explanation:

Use the given functions to set up and simplify

485.85

4.61%

0.04613 = 0.0461 year = 0.0461

6 years = 0.04615 = 0.0461

485.85

=

0.0461

11.2

step-by-step explanation:

when doing tangent the tangent of the angle is equal to the opposite side from the angle over the adjacent side to the angle.

tan43 = x / 12

move 12 over by multiplying each side by 12

12tan43 = x

x = about 11.2

57.09 minus 7.0435 equals

step-by-step explanation:

just subtrach them both and u get the answer of 50.0465