D. If C is a cost function and ° C'(q)dq = 1000, it means that it costs 1000 to produce 69 items. Answer: (T or F) E. If a function is increasing then the right-hand Riemann sums are always larger than than the left-hand Riemann sums with the same subdivisions over the same interval. Answer: (T or F) F. f' (b) – f'(a) = S. f" (x)dæ Answer: (T or F)
D. If C is a cost function and ° C'(q)dq = 1000, it means that it costs 1000 to produce 69 items. Answer: (T or F) E. If a function is increasing then the right-hand Riemann sums are always larger than than the left-hand Riemann sums with the same subdivisions over the same interval. Answer: (T or F) F. f' (b) – f'(a) = S. f" (x)dæ Answer: (T or F)
Chapter3: Functions
Section3.2: Domain And Range
Problem 61SE: The cost in dollars of making x items is given by the function Cx)=10x+500. a. The fixed cost is...
Related questions
Question
Transcribed Image Text:Which of the following are true?
A. The definite integral f(x)dx always gives the area between the graph of f(x), the x-axis and the lines x=a and x=b.
Answer:
(T or F)
B. The definite integral o f(x)dx is always negative, if f(x) < 0
Answer:
F
(T or F)
C. If C is a cost function and 0 C'(q)dq
290, it means that the cost of increasing production level from 69 to 81 is equal to 290.
Answer: T
(T or F)
69
D. If C is a cost function and " C'(q)dq
1000, it means that it costs 1000 to produce 69 items.
Answer:
(T or F)
E. If a function is increasing then the right-hand Riemann sums are always larger than than the left-hand Riemann sums with the same
subdivisions over the same interval.
Answer:
(T or F)
F. f'(b) – f'(a) = Si f" (x)dæ
Answer:
(T or F)
G. If a function is concave up then the left-hand Riemann sums are always less than the right-hand sums with the same subdivisions
over the same interval.
Answer:
(T or F)
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