Find the root if it is a real number.
A. 10
B. -2
C. -10
D. 2
Answer: B
Mathematics
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Verify that the given point lies on the graph of the unit circle. Then use symmetry to find three other points that also lie on the graph of the unit circle.
A. 
, 
and 
B. 
, 
and 
C. 
, 
and 
D. 
, 
and 
Mathematics
Solve the problem.Alex has saved $560 at the bank. He wants to accumulate $1750 for a trip to soccer camp. What percent of his goal has been reached?
A. 3% B. 30% C. 32% D. 0.32%
Mathematics
The eccentricity is given of a conic section with one focus at the origin, along with the directrix corresponding to that focus. Find a polar equation for the conic section. e = 
, y = 5
A. r = 
B. r = 
C. r = 
D. r = 
Mathematics
Match the function with its graph.f(x) = ln x3
A. 
B. 
C. 
D. 
Mathematics