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Solve the Problem $s ( t ) = - 2 \cos ( 6 \pi t )$

Question 49

Multiple Choice

Solve the problem.
-The position of a weight attached to a spring is $s ( t ) = - 2 \cos ( 6 \pi t )$ inches after $t$ seconds. What is the maximum height that the weight rises above the equilibrium position?

A) $6 \mathrm { in }$ .
B) $\frac { 6 } { \pi } \mathrm { in }$ .
C) $2 \mathrm { in }$ .
D) $\frac { 1 } { 3 } \mathrm { in }$ .

Solve the Problem s(t)=−2cos⁡(6πt)s ( t ) = - 2 \cos ( 6 \pi t )s(t)=−2cos(6πt)

Multiple Choice

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Solve the Problem $s ( t ) = - 2 \cos ( 6 \pi t )$

Correct Answer:
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