Determine the symmetries of the curve.r = 6 cos 5?
A. x-axis, y-axis, origin
B. Origin only
C. x-axis only
D. y-axis only
Answer: C
Mathematics
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Use the information in the table to answer the question.
What is the sum of the changes in 2005 and 2006 for decorations?
A. -17.1 B. -5.9 C. -11.5 D. 5.9
Mathematics
Use De Moivre's theorem to evaluate the expression. Write the result in standard form.(3(cos 90° + i sin 90°))5
A. 0 B. -243i C. 243i D. 15i
Mathematics
Let x represent the number. Write the English phrase as an algebraic expression.Six times the difference of a number and 16
A. 6(16 - x)
B. 6x - 16
C. 6(x - 16)
D. 
Mathematics
Solve the problem.Betsy can ride her bike 24 miles in 4 hours. How many miles can she ride in 2 hours?
A. 12 miles B. 48 miles C. 3 mile(s) D. 6 miles
Mathematics