Use the Binomial Theorem to find the indicated coefficient or term.The coefficient of x8 in the expansion of (x2 - 3)7
A. 2835
B. -945
C. -2835
D. 945
Answer: B
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Sketch the surface z = f(x,y).f(x, y) = 1 - 
A. 
B. 
C. 
D. 
Give the appropriate form of the partial fraction decomposition.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
D. 
+ 
+ 
Which set of ordered pairs is a function? For each function, name the set of inputs (domain) and the set of outputs (range).
a. (7, 9), (7, 11), (7, 13) b. (7, 9), (9, 11), (11, 13) A) b is a function. Domain is {7, 9, 11}, range is {9, 11, 13}. B) a is a function. Domain is {7}, range is {9, 11, 13}. C) a is a function. Domain is {7}, range is {9, 11, 13}. b is a function. Domain is {7, 9, 11}, range is {9, 11, 13}. D) b is a function. Domain is {7}, range is {9, 11, 13}. a is a function. Domain is {7, 9, 11}, range is {9, 11, 13}. E) a and b are not functions.
Provide an appropriate response.True or false? The equation -x2 = - 121 has no real solutions. If false, give the solution or solutions.
A. True B. False; 11 and -11 C. False; 11 D. False; -11