Find the center and radius and draw the graph.(x - 2)2 + (y + 2)2 = 16
A. 
center (-2, -2); radius 4
B. 
center (-2, 2); radius 4
C. 
center (2, 2); radius 4
D. 
center (2, -2); radius 4
Answer: D
Mathematics
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Factor completely using the grouping method to factor trinomials. If unfactorable, indicate that the polynomial is prime.-30x2 - 25x + 30
A. (-15x + 10)(2x + 3) B. prime C. -5(3x + 2)(2x - 3) D. -5(3x - 2)(2x + 3)
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Graph the solution set of the system of inequalities or indicate that the system has no solution.
A. 
B. 
C. 
D. 
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Determine whether the equation defines y as a function of x. x = y2
A. function B. not a function
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Answer the question.A retailer finds that total costs per day are given by c = 144
+ 36, where c is cost and n is units sold. What is c when no units are sold?
A. $36 B. $864 C. $180 D. $72
Mathematics