Provide an appropriate response.True or false? If marginal cost is decreasing then the average cost must be decreasing.
A. True
B. False
Answer: B
Mathematics
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Find the intervals on which the function is continuous.y = 
A. discontinuous only when x = -3 or x = 4 B. discontinuous only when x = 3 or x = 4 C. discontinuous only when x = 3 D. discontinuous only when x = -4 or x = 3
Mathematics
Use Venn diagrams to determine whether the following statements are equal for all sets A and B.A ? (B ? C), (B ? C) ? A
A. equal B. not equal
Mathematics
Graph the function over a one-period interval.y = 3 + 
sin (2x - ?)
A. 
B. 
C. 
D. 
Mathematics
Translate the phrase into a mathematical expression and then find the result.The quotient of 49 minutes and 7
A. 49 ? 7; 6 minutes B. 49 ? 7; 8 minutes C. 49 ÷ 7; 6 r7 minutes D. 49 ÷ 7; 7 minutes
Mathematics