For the point given in rectangular coordinates, find equivalent polar coordinates 
for 
and 
(-6, 6
)
A. (12, 120°)
B. (24, 120°)
C. (12, 160°)
D. (6, 300°)
Answer: A
Mathematics
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What is the coefficient of variation for this set of numbers: 6, 5, 2, 9, 0, 3, 3?
A. 4 B. 73.5% C. 136% D. 2.94
Mathematics
Use the discriminant to find what type of solutions (two rational, two irrational, one rational, or two nonreal complex) each of the following equations has. Do not solve the equation.x2 + 6x + 9 = 0
A. two rational solutions B. one rational solution C. two irrational solutions D. two nonreal complex solutions
Mathematics
Simplify the expression. Assume all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Solve.If f(x) = 
and g(x) = 
, find (f + g)(-2).
A. 
B. - 
C. 
D. - 
Mathematics