q7 Transcribed Image Text: 3600 The function s(x) = = 3600(60 + x)-1 gives a person’s average speed in miles per hour if he or
q7 Transcribed Image Text: 3600
The function s(x) =
= 3600(60 + x)-1 gives a person’s average speed in miles per hour if he or she travels one mile in 60 + x seconds. Use a linear approximation to s at 0 to find a person’s approximate average speed if he or she travels
60 + x
one mile in 55 seconds. is his or her exact speed?
mi
The person’s approximate average speed is|
hr
mi
The person’s exact speed is
hr
(Round to the nearest hundredth as needed.)
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