Find the polar form of the complex number.5
A. 5(cos ? + i sin ?)
B. 5(cos 
+ i sin 
)
C. 5(cos 
+ i sin 
)
D. 5(cos 0 + i sin 0)
Answer: D
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Solve the problem.A company's annual revenue for the period since 2000 can be modeled by the function 
where R is in millions of dollars and n = 0 corresponds to 2000. Assuming the model accurately predicts future revenue, find the year in which the revenue first exceeds $4.52 million.
A. 2013 B. 2009 C. 2010 D. 2011
Change the measurements on this scale drawing to decimals and round them to the nearest tenth of an inch. src="https://sciemce.com/media/4/ppg__tttt0623191133__f1q50g6.jpg" style="vertical-align: -17.0px;" /> in. length b is:
A. 0.2 in.
B. 0.3 in.
C. 0.1 in.
D. 0.4 in.
a 4
in. b 
in. c 
in. d 
in. e 2
Convert the measurement as indicated.7
qt to cups
A. 58 c
B. 29 c
C. 116 c
D. 14
c
Of the 2,598,960 different five-card hands possible from a deck of 52 playing cards, how many would contain the following cards?All black cards
A. 65,780 hands B. 32,890 hands C. 263,120 hands D. 131,560 hands