Perform the indicated operation and simplify.
? 
A. 
B. 1
C. x - y
D. x2 - y
Answer: B
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Write the function f as a set of ordered pairs. Give the domain and range of f.f(9) = 1, f(9) = -6, f(9) = -1
A. f = {(9, 1), (9, -6), (9, -1)}; D = {9}; R = {-6, -1, 1, 9} B. f = {(9, 1), (9, -6), (9, -1)}; D = {1, 9}; R = {-6, -1} C. f = {(9, 1), (9, -6), (9, -1)}; D = {-6, -1, 1}; R = {9} D. f = {(9, 1), (9, -6), (9, -1)}; D = {9}; R = {-6, -1, 1}
Simplify.
A. 8
B. 8x2
C.
8x |
D. 8
Solve the problem.Find the equation for the tangent plane to the surface 
at the point 
A. -10x - 10y + 12z = 8 B. x + y + z = 8 C. x + y + z = 1 D. -10x - 10y + 12z = 1
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