Shown here are graphs of y1 and y2. The point whose coordinates are given at the bottom of the screen lies on the graph of y1. Use this graph, and not your own calculator, to find the value of y2 for the same value of x shown.
A. -32
B. -2
C. -8
D. 2
Answer: C
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Use logarithmic differentiation to find the derivative of y.y = 
A. 
B. 
C. 
+ 
- 
D. ln x + 
ln(x5 + 1) - 
ln(x + 1)
Use the maximum/minimum finder on a graphing calculator to determine the approximate location of all local extrema.f(x) = 0.1x4 - x3- 15x2 + 59x + 9
A. Approximate local maximum at 1.717; approximate local minima at -6.852 and 12.56 B. Approximate local maximum at 1.735; approximate local minima at -6.777 and 12.542 C. Approximate local maximum at 1.739; approximate local minima at -6.708 and 12.499 D. Approximate local maximum at 1.64; approximate local minima at -6.775 and 12.447
Solve f(x) = g(x). Find the points of intersection of the graphs of the two functions.f(x) = x2 + 5x + 5g(x) = 19
A. x = 
B. x = -7, x = 2
C. x = -2, x = 7
D. no real numbers
Refer to the pie graph that shows the world's languages and the percentages of the population that speak them.
?
What percentage of the world's population does not speak either Chinese or German?
?
?
A. 97.6% B. 81.1% C. 90.2% D. 4.8% E. 91.6%