Find the solution set for each inequality. Graph the solution set on a number line and write it in interval notation.|x| > 3
A. [3, ?)
B. [-3, 3]
C. (-3, 3)
D. (-?, -3) ? (3, ?)
Answer: D
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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 = x2 y = 
A. Since limx?1+ f '(x) = 
while limx?1- f '(x) = 2, f(x) is not differentiable at 
B. Since limx?1+ f '(x) = 
while limx?1- f '(x) = 1, f(x) is not differentiable at 
C. Since limx?1+ f '(x) = 2 while limx?1- f '(x) = 
, f(x) is not differentiable at 
D. Since limx?1+ f '(x) = 2 while limx?1- f '(x) = 2, f(x) is differentiable at 
Perform the conversion. Round to the nearest tenth when necessary.77° F to Celsius
A. 81° C B. 25° C C. 170.6° C D. 60.6° C
Find the quantity if v = 5i - 7j and w = 3i + 2j.
- 
A. 
B. 
- 
C. 
D. 2
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Classify the function as even, odd, or neither.f(x) = 
A. Even B. Odd C. Neither