Find any values of the variables that must be excluded.
A. x = 4
B. x = -9
C. x = 0
D. Defined for all real numbers
Answer: C
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Find the largest open interval where the function is changing as requested.Increasing y = (x2 - 9)2
A. (3, ?) B. (-3, 3) C. (-3, 0) D. (-?, 0)
Solve the initial value problem.u'(x) = 
- 6, u(0) = 3
A. u = tan-1
- 6x + 3
B. u = 
tan-1
+ 6x - 3
C. u = 
tan-1
- 6x + 3
D. u = 
tan-1
- 6x - 3
Provide an appropriate response.The number of dogs and chickens on a farm add up to 14. The number of legs between them is 36. How many dogs and how many chickens are on the farm if there are at least twice as many chickens as dogs?
A. 5 dogs, 9 chickens B. 10 dogs, 4 chickens C. 3 dogs, 11 chickens D. 4 dogs, 10 chickens
Determine whether the function satisfies the hypotheses of the Mean Value Theorem for the given interval.f(?) = 
A. Yes B. No