5. Sam is skiing down the mountain. His acceleration is modeled by the
function
a(t)=2t2-10t-37. 5 minutes after leaving the summit, he is traveling at 30 mph. What is Sam’s velocity 10 minutes after leaving the summit?
a) 23.333 mph
b) 53.333 mph
c) 63 mph
d) 30 mph
a(t)=2t2-10t-37. 5 minutes after leaving the summit, he is traveling at 30 mph. What is Sam’s velocity 10 minutes after leaving the summit?
a) 23.333 mph
b) 53.333 mph
c) 63 mph
d) 30 mph
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