Compare the right-hand and left-hand derivatives to determine whether or not the function is differentiable at the point whose coordinates are given.
y = 
y = -1
A. Since limx?-1+ f '(x) = -1 while limx?-1- f '(x) = 0, f(x) is not differentiable at 
B. Since limx?-1+ f '(x) = 0 while limx?-1- f '(x) = 1, f(x) is not differentiable at 
C. Since limx?-1+ f '(x) = 0 while limx?-1- f '(x) = -1, f(x) is not differentiable at 
D. Since limx?-1+ f '(x) = 0 while limx?-1- f '(x) = 0, f(x) is differentiable at 
Answer: C
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Use the substitution formula to evaluate the integral.
A. 
- 2
B. 2
- 8
C. - 2
+ 8
D. 
- 4
Provide the requested approximation and answer with a complete sentence.A publishing company sold 27,265,591 books in 2000. Round the number of books sold to the nearest ten million.
A. The number of books sold was approximately 30,000,000. B. The number of books sold was approximately 27,000,000. C. The number of books sold was approximately 20,000,000. D. The number of books sold was approximately 27,270,000.
Provide an appropriate response.Determine the degree measure of angle ? if sin ? = 0.7342, rounding to the nearest tenth of a degree.
A. 1.5° B. 42.8° C. 0.8° D. 47.2°
Daniel Kilraine was killed on a lonely road, two miles from Pontiac, at 3:30 A.M. on March 3, 1997. Henry, Curly, Slim, Mickey, and The Kid were arrested a week later in Detroit and questioned. Each of the five made four statements, three of which were true and one of which was false. One of these men killed Kilraine. Who dunit? Their statements were:Henry : "I was in Chicago when Kilraine was murdered. I never killed anyone. The Kid is the guilty man. Mickey and I are pals."Curly : "I did not kill Kilraine. I never owned a revolver in my life. The Kid knows me. I was in Detroit the night of March 3rd."Slim : "Curly lied when he said he never owned a revolver. The murder was committed on March 3rd. One of us is guilty. Henry was in Chicago at the time."Mickey : "I did not kill Kilraine.
The Kid has never been in Pontiac. I never saw Henry before. Curly was in Detroit with me on the night of March 3rd."The Kid : "I did not kill Kilraine. I have never been in Pontiac. I never saw Curly before. Henry lied when he said I am guilty."__________ committed the murder. Fill in the blank(s) with the appropriate word(s).