3. (a) Calculate the compound interest over an amount of N$ 58 000 that is invested for 6 years at a rate of 5% pa

The final balance is $78,243.04.

The total compound interest is $20,243.04.

Step-by-step explanation:

Year      PrincipalYearly Interest    Total Interest    Total Balance

0            58,0000                          0                        58,000

1             58,0002,967.39             2,967.39           60,967.39

2            58,0003,119.21                6,086.6             64,086.6

3            58,0003,278.79              9,365.4             67,365.4

4            58,0003,446.54              12,811.94           70,811.94

5            58,0003,622.88              16,434.82         74,434.82

6            58,0003,808.23              20,243.04        78,243.04

x=6 and x=3

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yes the total will be same because in both of them the expression.is rearranged but their sign remains the same hence it hss just been shuffled