6. A mass attached to a spring moves horizontally on a smooth surface. The position of the spring (in cm) in terms of the time (in sec) is given by s(t) = 8 sin(t). a) Find expressions for the velocity and for the acceleration of the mass at time t TL b) What are the position, velocity, and acceleration of the mass at t = sec. and at t = лsес? Is the mass moving forward or backward? Is it going faster or slowing down? bns voolav 4 c) When does the mass stop? 8 cm √2 s √2 b) v(t) = 8 cos(t), a(t) = -8 sin(t): c) s() = cm, v()= a()= moving forward, slowing down and S(7) = 0. v(n) = -8 a(n) = Omoving backward and constant velocity; d) t = 2 sec (approximately 1.5 sec, 4.7 sec, 7.8 sec, ...) л Зл 8 cm

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Please answer question 6 in its entirely, thanks!
6. A mass attached to a spring moves horizontally on a smooth surface. The position of the spring (in cm) in terms of the
time (in sec) is given by s(t) = 8 sin(t).
a) Find expressions for the velocity and for the acceleration of the mass at time t
IT
b) What are the position, velocity, and acceleration of the mass at t = =sec. and at t = sec? Is the mass moving of
forward or backward? Is it going faster or slowing down?
4
c) When does the mass stop?
8 cm
8 cm
b) v(t) = 8 cos(t), a(t) = -8 sin(t); c) s() = cm, v) = a() = -2, moving forward, slowing down and S(7) = 0.
п
v(n) = -8 a(n) = Omoving backward and constant velocity; d) t = = 3.... sec (approximately 1.5 sec, 4.7 sec, 7.8 sec, ...)
mul oilodisg
7. Find the indicated limits, use +∞ or -∞ when appropriate. Use L'Hospital's rule when needed (be sure to justify
why you can use it)
x-4
a) lim.
x-4x²-16
6x²-10
x - 3x²+4x
g) lim
a) 1/8
b) 3√2
b) lim
t→
h)lim
x0
3
cos t
cos x-1
c) 16/5
c) lim
x→5
d)
i) lim
x-0
3x²-14x-5
x2−5x
sin 4x
X
sin x
x→∞ ex
j) lim
d) lim
x0
g) 2; h) 0; i) 4
3x²-14x-5
x2-5x
j) 0
Inx
e) lim
x+0+ ex-1
5√√x-1
k) lim
x--∞ 10x²-x
k) 0 1) 0
Inx
X→∞ X
1) lim
m) ∞
f) lim tanhx
x→→∞
m) lime ¹/x
x→0+
8. Use the strategy discussed in class (first and second derivative tests, critical points, concavity, x- and y-intercepts,
asymptotes, etc.) to analyze each given function and sketch its graph. Label all critical and inflection points
Transcribed Image Text:6. A mass attached to a spring moves horizontally on a smooth surface. The position of the spring (in cm) in terms of the time (in sec) is given by s(t) = 8 sin(t). a) Find expressions for the velocity and for the acceleration of the mass at time t IT b) What are the position, velocity, and acceleration of the mass at t = =sec. and at t = sec? Is the mass moving of forward or backward? Is it going faster or slowing down? 4 c) When does the mass stop? 8 cm 8 cm b) v(t) = 8 cos(t), a(t) = -8 sin(t); c) s() = cm, v) = a() = -2, moving forward, slowing down and S(7) = 0. п v(n) = -8 a(n) = Omoving backward and constant velocity; d) t = = 3.... sec (approximately 1.5 sec, 4.7 sec, 7.8 sec, ...) mul oilodisg 7. Find the indicated limits, use +∞ or -∞ when appropriate. Use L'Hospital's rule when needed (be sure to justify why you can use it) x-4 a) lim. x-4x²-16 6x²-10 x - 3x²+4x g) lim a) 1/8 b) 3√2 b) lim t→ h)lim x0 3 cos t cos x-1 c) 16/5 c) lim x→5 d) i) lim x-0 3x²-14x-5 x2−5x sin 4x X sin x x→∞ ex j) lim d) lim x0 g) 2; h) 0; i) 4 3x²-14x-5 x2-5x j) 0 Inx e) lim x+0+ ex-1 5√√x-1 k) lim x--∞ 10x²-x k) 0 1) 0 Inx X→∞ X 1) lim m) ∞ f) lim tanhx x→→∞ m) lime ¹/x x→0+ 8. Use the strategy discussed in class (first and second derivative tests, critical points, concavity, x- and y-intercepts, asymptotes, etc.) to analyze each given function and sketch its graph. Label all critical and inflection points
Expert Solution
Step 1

Given,

s(t) = 8sin(t) 

Position is (in cm) 

And 

Time is (in seconds) 

steps

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