Solve the problem.The time T in seconds required for a pendulum of length L feet to move from one side to the other and back is given by 
Assume that the pendulum of a particular grandfather clock is 
long. How long, to the nearest hundredth of a second, does it take to swing from one side to the other?
A. 5.00 sec
B. 1.59 sec
C. 0.80 sec
D. 2.50 sec
Answer: D
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Find the absolute maxima and minima of the function on the given domain.
on the closed triangular region with vertices 
and 
A. Absolute maximum: 4 at 
absolute minimum: 3 at 
B. Absolute maximum: 3 at 
absolute minimum: 0 at 
C. Absolute maximum: 7 at 
absolute minimum: 3 at 
D. Absolute maximum: 4 at 
absolute minimum: 0 at 
Rearrange the formulas.F = 
C + 32; solve for C
A. C = 
B. C = 
C. C = 
(F - 32)
D. C = 
(F - 32)
Divide and express the result in standard form.
A. - 
+ 
i
B. - 
- 
i
C. 
+ 
i
D. 
+ 
i
Write an equation using the variable x to represent any unknown quantity. Do not solve the equation.A weatherman reports that since 6:00 am this morning the temperature has dropped by 
to the current temperature of 
Write an equation for which the solution is the temperature at 6:00 am.
A. x + 12 = 40 B. x - 12 = 40 C. x + 40 = 12 D. x - 40 = 12