The function gives the distances (in feet) traveled in time t (in seconds) by a particle. Find the velocity and acceleration at the given time.s = 4t3 + 2t2 + 3t + 3, t = 3
A. v = 40 ft/s, a = 48 ft/s2
B. v = 123 ft/s, a = 76 ft/s2
C. v = 48 ft/s, a = 40 ft/s2
D. v = 76 ft/s, a = 123 ft/s2
Answer: B
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Use L'H
pital's rule to find the limit.
A. 25
B. 
C. 
D. 
Calculate the derivative of the function. Then find the value of the derivative as specified.g(x) = - 
; g '(-2)
A. g '(x) = - 2; g '(- 2) = - 2
B. g '(x) = - 2x2; g '(- 2) = - 8
C. g '(x) = - 
; g '(- 2) = - 
D. g '(x) = 
; g '(-2) = 
Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.A company had 80 employees whose salaries are summarized in the frequency distribution below. Find the standard deviation. 
A. 7,673.1 B. 7,892.3 C. 8,111.5 D. 7,307.7
Provide an appropriate response.
Find x indicated in the given figure.
A. 6.719 cm B. 6.465 cm C. 45.14 cm D. 65.18 cm