Find the limit, if it exists.
(x2 - 16 + 
)
A. 4
B. Does not exist
C. -10
D. -4
Answer: C
Mathematics
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Solve the system of nonlinear equations. xy = 20x + y = 9
A. (-5, -4), (-4, -5) B. (5, -4), (4, -5) C. (5, 4), (4, 5) D. (-5, 4), (-4, 5)
Mathematics
Provide an appropriate response.Select the lesser number of 1 and -
.
A. -
B. 1
Mathematics
Solve the equation and check your solution.
= 
A. -4, 4 B. -2, 2 C. -2, 0, 2 D. no solution
Mathematics
Find the center and radius of the circle.2x2 + 2y2 - 8x - 16y + 22 = 0
A. (-2, -4), r = 9 B. (4, 2), r = 3 C. (-4, -2), r = 9 D. (2, 4), r = 3
Mathematics