Add and simplify.
+ 
A. 
B. 
C. 
D. 
Answer: C
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The graphing calculator screen shows the graphs of the two given functions, and the display gives the coordinates of one of the solutions. Find the other solution.
y = -x2 + 4x + y = 4
A. (3, 1) B. (1, 3) C. (-1, 5) D. (7, -3)
Solve the problem.A circular swimming pool, 20 feet in diameter, is enclosed by a circular deck that is 4 feet wide. What is the area of the deck? Use ? = 3.1416.
A. 301.6 ft2 B. 584.3 ft2 C. 314.2 ft2 D. 703.7 ft2
Provide an appropriate response.If Q = 137 - e-0.2t what happens to Q and to Q' as t increases?
A. Q decreases and Q' decreases. B. Q increases and Q' decreases. C. Q increases and Q' increases. D. Q decreases and Q' increases.
Test the equation y = 9x³ + 5x for symmetry.
(a) The symmetry is around the point (5, 5). (b) There is no symmetry. (c) The symmetry is around the x-axis. (d) The symmetry is around the y-axis. (e) The symmetry is around the origin.