(a)
To find: The amount of time annually.
(a)
Answer to Problem 19E
The answer is:
Explanation of Solution
Given information:
Initial deposit
And its doubling then
Calculation:
To use the formula
Hence the interest compound annually
Since the Initial deposit
And its doubling then
Therefore the required amount of time annually is
(b)
To find: The amount of time monthly.
(b)
Answer to Problem 19E
The answer is:
Explanation of Solution
Given information:
Initial deposit
And its doubling then
Calculation:
To use the formula
Here,
Hence the interest is monthly
Therefore the required amount of time monthly is
(c)
To find: The amount of time quarterly.
(c)
Answer to Problem 19E
The answer is
Explanation of Solution
Given information:
Initial deposit
And its doubling then
Calculation:
To use the formula
Here,
Hence the interest is monthly
Therefore the required amount of time quarterly is
(d)
To find: The amount of time continuously..
(d)
Answer to Problem 19E
The answer is:
Explanation of Solution
Given information:
Initial deposit
And its doubling then
Calculation:
If the interest is compounded continuously, the formula for the account balance
Here,
Therefore the required amount of time continuously is
Chapter 6 Solutions
AP CALCULUS TEST PREP-WORKBOOK
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