3 years ago

S = -t³ + 2t² - 2t, 0 ≤ t ≤ 2 Find the body's speed and acceleration at the end of the time interval. *

Mathematics

1 answer:

RSB [31]3 years ago

5 0

Answer:

Step-by-step explanation:

the end of interval is t=2

v=s'= -3t^2+4t-2

v(2)= -3(2^2)+4(2) -2

v(2)=-12+8-2

v(2)= -6m/s

so tje ans is A

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