Question

For the function f(1) = Pere, if P = 7 and r= 0.07, then what is the value of f(7)

to the nearest tenth?
O A. 11.4
O B. 9.4
O
c.0.1
O
D. 940.0
SUBMIT


Answer: 11.4

Answer 1

A. 11.4

Explanation:

`f(t) = Pe^(rt)`

Data:

P = 7

r = 0.07

Calculation:

`\begin{array}{rcl}f(t) & = &Pe^(rt)\\f(7)& = & 7 e^((0.07 * 7))\\ & = & 7 e^(0.49)\\& \approx & 7 * 1.632\\ & \approx & \mathbf{11.4}\\\end{array}`