Find all values of x for the given function where the tangent line is horizontal.f(x) = 
A. 0, 9
B. -9, 9
C. 0, -9
D. -9
Answer: D
Mathematics
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Evaluate the integral.
A. cos-1 
+ C
B. -sin-1 
+ C
C. sin-1 
+ C
D. 
+ C
Mathematics
Evaluate the expression.(-2)0
A. 0 B. 1 C. -2 D. -1
Mathematics
Solve the problem.Which of the following [A), B), C), or D)] is not a measure of spread?
A. the interquartile range B. the range C. the median D. the standard deviation E. all of these are measures of spread.
Mathematics
Find a, such that the function 
has the domain (–4, 4).
a. a = –16
b. 
c. 
d. a = 16
e. a = 4
Mathematics