All Questions
4
questions
0
votes
3
answers
280
views
The value of an investment in Canada Savings Bonds is modelled by $A(t) = A_0 e^{0.0255t}$... Rest of question below.
The value of an investment in Canada Savings Bonds is modeled by $$A(t) = A_0 e^{0.0255t}$$, where A is the amount the investment is worth after $t$ years, and $A_0$ is the initial amount invested. At ...
- 73
0
votes
1
answer
393
views
Exponential growth and decay question [closed]
A city has a growing population at a rate proportional to the current population, that is:
$$\frac{dP}{dx}=kP.$$
Verify that $P(t)=P_0e^{kt}$, $t>0$ is a solution of the equation.
If the ...
- 11
0
votes
2
answers
77
views
Continuous Compound
You own an antique that is currently worth 1500, and whose value increases linearly at a rate of 175 per year. If the prevailing interest rate remains constant at 5%, per year compounded continuously, ...
- 187
1
vote
1
answer
69
views
Finding the Zeros
A word problem gives this cost equation and asks to find the x where the average cost is minimized, to do so, I need to solve for average cost and derive it and then set it to zero and solve;
$c(x) = ...
- 187