Find the indicated root, or state that the expression is not a real number.-
A. not a real number
B. -16
C. -4
D. 4
Answer: A
Mathematics
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Solve. Check for extraneous solutions.
= x - 3
A. {5}
B. 
C. {-5}
D. {2}
Mathematics
Find the domain of the given function f and find where it is increasing and decreasing, and also where it is concave upward and where it is concave downward. Identify all extreme values and points of inflection. Then sketch the graph of y = f(x). f(x) = ln(x2 + 49)
What will be an ideal response?
Mathematics
Solve the problem.If f(?) = cos ? and f(a) = 
, find the exact value of f(a) + f(a + 2?) + f(a + 4?).
A. 
+ 6?
B. 
C. 
D. 
Mathematics
For the given angle, name the quadrant in which the terminal side lies.-296°
A. I B. II C. III D. IV
Mathematics