T7. The function f(x) = -0.002x³ +0.418x² = 18x²- 23.6x + 430 represents the number of sales people in a store (x) and the amount of sales in thousands of dollars. There are turning points at x = 40 and x = 100. Is the turning point at x = 100 a local maximum or an absolute maximum? Ox= 100 is a local minimum Ox= 100 is an absolute maximum x = 0 is a local maximum Ox= 100 is a local maximum -

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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T7. The function
0.002x³
+0.418x² - 23.6x + 430 represents
the number of sales people in a store (x) and the amount of sales in thousands of
dollars. There are turning points at x = 40 and x = 100. Is the turning point at x = 100
a local maximum or an absolute maximum?
x = 100 is a local minimum
Ox= 100 is an absolute maximum
X
x = 0 is a local maximum
Ox= 100 is a local maximum
Transcribed Image Text:T7. The function 0.002x³ +0.418x² - 23.6x + 430 represents the number of sales people in a store (x) and the amount of sales in thousands of dollars. There are turning points at x = 40 and x = 100. Is the turning point at x = 100 a local maximum or an absolute maximum? x = 100 is a local minimum Ox= 100 is an absolute maximum X x = 0 is a local maximum Ox= 100 is a local maximum
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