Find the center-radius form of the equation of the circle satisfying the given conditions.Center (-3, 8), passing through (0, 12)
A. (x + 8)2 + (y - 3)2 = 9
B. (x - 3)2 + (y + 8)2 = 25
C. (x - 8)2 + (y + 3)2 = 9
D. (x + 3)2 + (y - 8)2 = 25
Answer: D
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The graph of a function is given. Choose the answer that represents the graph of its derivative.
A. 
B. 
C. 
D. 
Solve the equation.
= y + 4
A. {-1} B. {3} C. {7} D. {-3}
Joe and Bryan have been comparing their investment portfolios for several years. Joe claims that his portfolio of only stocks has a better record than Bryan's portfolio that is 20% stocks and 80% bonds. Let x be a random variable representing the annual percent return for Joe's portfolio and let y be a random variable representing the annual return on Bryan's portfolio. Use this information to calculate the coefficient of variation for Bryan's portfolio. Round your answer to two decimal places.
a. 75.8%
b. 131.92%
c. 65.31%
d. 125.15%
e. 153.11%
Solve the equation.4-x = 
A. 
B. {-3}
C. 
D. {3}