Give the amplitude or period as requested.Period of f(x) = 3 cos x
A. 
B. ?
C. 3
D. 2?
Answer: D
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The table shows the fraction of the world's surface land area taken up by each continent. Use the table to answer the question. Write your answer in simplest form. Continent Fraction of World's Surface Land Area North America src="https://sciemce.com/media/4/ppg__tttt0706191116__f1q147g5.jpg" style="vertical-align: -17.0px;" /> Australia 
South America 
Europe 
Africa 
Asia 
Antarctica 
How much greater is the fractional part of the continent of Africa than the fractional part of the continent of South America?
A. 
B. 
C. 
D. 
Place the correct symbol, < or >, in the blank between the whole numbers.6970 
6704
A. < B. >
Find the indicated intersection or union.Let A = {q, s, u, v, w, x, y, z}, B = {q, s, y, z}, C = {v, w, x, y, z}, and D = {s}. List the elements in the set A ? D.
A. {v, x} B. {q, s, u, v, w, x, y} C. {s} D. {s, u, w}
Simplify.(1 - 7
)2
A. 442
B. 148 - 14
C. 148
D. 442 - 14