Express as a single logarithm and, if possible, simplify.
log s + 5logx
A. log x5
B. log (x5+
)
C. log 
D. log 
Answer: A
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Solve.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height, h, of the outside walls.A = 8 m
A. 8.2 m B. 68 m C. 276 m D. 16.6 m
Solve the problem. Assume all numbers are approximate unless otherwise stated or the number has been determined by a definition or counting process.An electronics manufacturer lists the frequency of one of its crystals as 5.95 MHz. What are the lowest and highest possible frequencies at which the crystal may oscillate?
A. 5.945 MHz and 5.954 MHz B. Only at 5.95 MHz C. 5.9 MHz and 6 MHz D. 5.94 MHz and 5.96 MHz
Round the decimal to the given place value.2.58099, nearest thousandth
A. 2.5810 B. 2.582 C. 2.581 D. 2.580
Solve the problem.Suppose that a household appliance draws a current represented by the relation src="https://sciemce.com/media/4/ppg__rre0509191659__f1q49g5.jpg" alt="" style="vertical-align: -4.0px;" /> where a, k, and d are constants.
where t is time measured in seconds. The power consumed by the appliance is 
where R is a constant. Take R to be 12 and graph the power in 
by 
and use an identity to write the expression for the power in the form
A. P = -384 cos(240?t) + 384
[0, 0.04, 0.01] by [-200, 2000, 200]
B. P = 384 cos(240?t) + 384
[0, 0.04, 0.01] by [-200, 2000, 200]
C. P = 768 cos(240?t) + 768
[0, 0.04, 0.01] by [-200, 2000, 200]
D. P = 384 cos(120?t) + 384
[0, 0.04, 0.01] by [-200, 2000, 200]