Suppose spending for a wireless communications services (in billions of dollars per year) can be modeled by the function 
where 
represents 1995. Use ![]()
src="https://sciemce.com/media/3/ppg__cognero__Chapter_13_Definite_Integrals_Techniques_of_Integration__media__f6e04356-ddf7-46e1-abc5-5e65ba3752d7.PNG" style="vertical-align:middle;" /> equal subdivisions with right-hand endpoints to approximate the area under the graph of S(t) between 
and 
. Round your answer to one decimal place.
?
A. 1,079.1 billion dollars
B. 506.5 billion dollars
C. 575.3 billion dollars
D. 440.9 billion dollars
E. 539.5 billion dollars
Answer: E
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Graph the function.g(x) = log5x
A. 
B. 
C. 
D. 
Find the canonical representation for the number 111. ?
A. 
B. ?
C. ?
D. ?
E. ?
Complete the table. Round to the nearest whole percent, when necessary.
A. 18; 65% decrease B. 30; 65% increase C. 30; 70% decrease D. 18; 75% decrease
Given f(x) and g(x), find f(x) ? g(x).f(x) = x2 + x - 7 and g(x) = x2 - 3
A. f(x) ? g(x) = x4 + x3 - 3x + 21 B. f(x) ? g(x) = x4 + x3 + 10x2 - 3x + 21 C. f(x) ? g(x) = x4 - 3x2 - 3x + 21 D. f(x) ? g(x) = x4 + x3 - 10x2 - 3x + 21