What number must you add to complete the square ? X^2+22x=9
1 answer:
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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.