Find the range of the function.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: E
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Solve the problem.There are 9 members on a baseball team. At the end of the game, each member of the team shakes hands with each member of the opposing team. How many handshakes occur?
A. 9 B. 81 C. 162 D. 40.5
Find the extreme values of the function subject to the given constraint.
A. Maximum: 8 at 
minimum: -8 at 
B. Maximum: 1 at 
minimum: -1 at 
C. Maximum: 1 at 
minimum: -1 at 
D. Maximum: 9 at 
minimum: -9 at 
Find the vertex, focus, and directrix of the parabola. Graph the parabola.x2 - 8x - 8y + 72 = 0
A. vertex: (4, 7); focus: (4, 5);
directrix: y = 9
B. vertex: (4, 7); focus: (4, 9);
directrix: y = 5
C. vertex: (4, 7); focus: (6, 7);
directrix: x = 2
D. vertex: (4, 7); focus: (2, 7);
directrix: x = 6
Solve the problem.When sitting atop a tree and looking down at his pal Joey, the angle of depression of Mack's line of sight is 46°8'. If Joey is known to be standing 15 feet from the base of the tree, how tall is the tree (to the nearest foot)?
A. 16 ft B. 20 ft C. 22 ft D. 18 ft