Change the exponential expression to an equivalent expression involving a logarithm.43/2 = 8
A. log34 = 
B. log48 = 
C. 
= 4
D. log84 = 
Answer: B
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Solve the problem.The voltage E in an electrical circuit is given by E = 1.6 cos 90?t, where t is time measured in seconds. Find the amplitude.
A. 3.2 B. 90? C. 1.6 D. 90
Solve.Suppose that the temperature T, in degrees Fahrenheit, of a person during an illness is given by the function T(t) = 
+ 98.6 , where t is the time, in hours. Find the interval on which the temperature is over 
A. (0.687, 1.456) B. ? C. (1.264, 2.679) D. (0, 1)
Find the first term, the common difference, and give a recursive formula for the arithmetic sequence.9th term is -14; 14th term is -29
A. a1 = 10, d = 3, an = an-1 + 3 B. a1 = 13, d = -3, an = an-1 - 3 C. a1 = 10, d = -3, an = an-1 - 3 D. a1 = 13, d = 3, an = an-1 + 3
Fill in the blank with one of the symbols =, <, or > to produce a true statement.-13 ? -10
A. = B. > C. <