P(t)=500(1+4t/(50+t^2 ))
P'(t) = 500 [(50+t^2).4 - 4t.2t]/(50+t^2)^2
by the quotient rule
500 (-4t^2 + 200)/(t^2 + 50)^2
Hence
P'(2) = 500 . (-16 + 200)/54^2 ~= 31.6
He walked 2,525 m per an hour.
11,040 - 920 = 10,100
10,100 / 4 = 2,525
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Answer:
c
Step-by-step explanation:
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What's the question and are the jobs making food and bringing it to tables
