Use the reciprocal identities for the following problem.
?
If tan ? = 5a, (a? 0) find cot ?.
?
A. 
B. 
C. 
D. 
E. 
Answer: A
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Solve the problem.Assume that the temperature of a person during an illness is given by 
for 
where T is the temperature (°F) at time t, in days. Sketch the graph of the function. Find the maximum temperature and the time at which it occurs. 
A. 
Maximum temperature is 101.6°F;
occurs after 7.5 days
B. 
Maximum temperature is 101.6°F;
occurs after 5.5 days
C. 
Maximum temperature is 98.6°F;
occurs after 11 days
D. 
Maximum temperature is 102.6°F;
occurs after 5.5 days
Provide an appropriate response.If $4,200 is invested at an annual rate of 5.4% compounded monthly for 10 years, find the compound amount.
What will be an ideal response?
Find the depreciation in the first partial year. Round to the nearest dollar.Cost: $8230Salvage: $630Life: 5 yearsMethod: Straight-lineAcquired: June 1
A. $1646 B. $960 C. $1520 D. $887
Find the prime factorization of the number. If the number is prime, state this.43
A. 3 ? 3 ? 5 B. Prime C. 2 ? 3 ? 5 D. 3 ? 5 ? 7