2550joshua 2550joshua

21-10-2022
Mathematics

Answered

The table shows a person's heart rate after exercise has stopped.
Time(min)
0 2 4
Heart rate (bpm)
154 106 90

1. Find values for the constants a, h, k so that the formula f(x)= a(x-h)2+k models the data,
where r represents time and 0≤x≤ 4.
Evaluate f(1) and interpret the result.
Estimate the times when the heart rate was from 115 to 125 beats per minute.
V TL

Answer :

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