Use the change-of-base formula and a calculator to evaluate each logarithm.log2.2 79
A. 5.5418
B. 35.9091
C. 0.1804
D. 1.8976
Answer: A
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Provide an appropriate response.If the derivative of an even function f(x) is zero at x = c, can anything be said about the value of f' at 
Give reasons for your answer.
What will be an ideal response?
Provide an appropriate response.In the ellipse 
+ 
= 1, what is the equation of the horizontal axis of symmetry? The vertical axis of symmetry?
A. Horizontal: y = -1; Vertical: x = 8 B. Horizontal: y = 1; Vertical: x = 8 C. Horizontal: y = 1; Vertical: x = -8 D. Horizontal: y = 8; Vertical: x = -1
Write the function g in terms of the function f where the graph of g is given by the following transformations of the graph of f. The graph of f(x) = x is vertically shrunk by a factor of 
. Then the graph is shifted 2 units upward.
A. g(x) = - 
f(x) + 2
B. g(x) = 
f(x + 2)
C. g(x) = f
+ 2
D. g(x) = 
f(x) + 2
Use implicit differentiation to find dy/dx and d2y/dx2.2y - x + xy = 4
A. 
= - 
; 
= 
B. 
= 
; 
= 
C. 
= 
; 
= 
D. 
= - 
; 
= 