Solve the problem.By walking 
for one period of time and 
for another, Roger traveled 
Had he walked 
faster throughout, he would have 
miles. How many hours did he walk at
src="https://sciemce.com/media/4/ppg__rrr0709190917__f1q37g6.jpg" alt="" style="vertical-align: -4.0px;" />
A. 5 hr
B. 3 hr
C. 2 hr
D. 1 hr
Answer: C
Mathematics
src="https://sciemce.com/media/4/ppg__rrr0709190917__f1q37g6.jpg" alt="" style="vertical-align: -4.0px;" />
A. 5 hr
B. 3 hr
C. 2 hr
D. 1 hr
Answer: C
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Solve the problem.Plot the point corresponding to the complex number (-i)2(2 - 3i).
A. 
B. 
C. 
D. 
E. 
A function f(x) and the numbers L, x0, and ? > 0 are given. Find the greatest value for src="https://sciemce.com/media/4/ppg__tttt0613191435__f1q3g6.jpg" alt="" style="vertical-align: -4.0px;" />? = 0.01
A. 0.0062
B. 0.01
C. 0.0025
D. 0.0012
such that for all x satisfying 
the inequality 
holds.f(x) = 8x + 8,
L = 16,
x0 = 1,
Find the quotient. Write the answer in standard form.
A. -13 B. 13 C. -13i D. 13i
The Internet has eased international transactions in all of the following ways except
A. allowing service companies to outsource operations to low-cost-labor countries. B. reducing the amount of investment needed to expand into foreign markets. C. substantially reducing the liability of foreignness. D. increasing the efficiency of networking capability among business.