Find the center (h, k) and radius r of the circle. Graph the circle.x2 + y2 + 2x + 2y - 23 = 0
A. Center (1, 1), r = 5
B. Center (-1, 1), r = 5
C. Center (1, -1), r = 5
D. Center (-1, -1), r = 5
Answer: D
Mathematics
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Solve the equation.43x - 1 = 16
A. {1} B. {0} C. {3} D. {2}
Mathematics
Use the method of your choice to find all real solutions of the equation.x = -3 + 
A. {-3, -6}
B. No real solutions
C. {-6, 3}
D. 
Mathematics
Solve the equation.2 + 
= 
A. 
B. 
C. 
D. 
Mathematics
Find the quotient.
A. 
B. 
C. 
D. none of these
Mathematics