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Mr. GLENN, Math/Stat Expert
Category: Pre-Calculus
Satisfied Customers: 614
Experience:  math professor for at least 15 yrs
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# The function P(t) = 145e-0.092t models a runner's pulse,

### Customer Question

The function P(t) = 145e-0.092t models a runner’s pulse, P(t), in beats per minute, t minutes after a race, where 0 ≤ t ≤15. Graph the function using a graphing utility. TRACE along the graph and determine after how many minutes the runner’s pulse will be 70 beats per minute. Round to the nearest tenth of a minute. Verify your observation algebraically.
Submitted: 1 year ago.
Category: Pre-Calculus
Expert:  Mr. GLENN replied 1 year ago.

Hi

Thank you for using this site!

Do you need to put the answer in word file? Also, can I just use here MS Excel? Please reply asap. Thanks.

Expert:  Mr. GLENN replied 1 year ago.

By the way, is the function, actually

P(t) = 145e raised to (-0.092t) ?

Customer: replied 1 year ago.
I'm not to sure what you mean by putting the answer in word file? It's asking for a graph
and yes the function is:
P(t)=145e raised to (-0.092t)
Expert:  Mr. GLENN replied 1 year ago.

ah ok, please hold on, will send the answer in maybe 5 to 15 mins, please hold on for some more clarifications. Thanks

Expert:  Mr. GLENN replied 1 year ago.

I will use two graphing utilities, one is excel, and the other is wolframalpha, just choose which ever do you want.

Customer: replied 1 year ago.
Excel will be fine
Expert:  Mr. GLENN replied 1 year ago.

Hi there!

https://www.mediafire.com/?4cgb9a25hgxoa74

Thanks

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Expert:  Mr. GLENN replied 1 year ago.