You can just insert 1, 4, and 10 for n.
A(1) = -2 + (1 - 1) * (-2.2) = -2
A(4) = -2 + (4 - 1) * (-2.2) = -8.6
A(10) = -2 + (10 - 1) * (-2.2) = -21.8
Answer:
d but dont take my word for it
Step-by-step explanation:
i am in algebra
Answer:
$142.95
Step-by-step explanation:
Given Original value of the sofa = $349
Rate of depreciation each year = 20%
Number of years = 4
To find the value of the sofa after 4 years use depreciation formula:
If the constant decrease in population be R% per annum. Then the population after n years is 

= 142.9504
= 142.95 (Nearest cent)
Hence, the value of sofa after 4 years is $142.95.
Answer:
It A or the first one
Step-by-step explanation:
Answer:
27 units
Step-by-step explanation: 21 +6 = 27 they are 27 units apart