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electrochika
 4 years ago
let f be a function defined for all real numbers x.
If f'(x) =( the abs val of 4x^2)/(x2) then f is decreasing on what interval?
a. (infinity, 2)
b. (infinity, infinity)
c. (2, 4)
d. (2, infinity)
electrochika
 4 years ago
let f be a function defined for all real numbers x. If f'(x) =( the abs val of 4x^2)/(x2) then f is decreasing on what interval? a. (infinity, 2) b. (infinity, infinity) c. (2, 4) d. (2, infinity)

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0this question is asking "for what values of x is \[\frac{4x^2}{x2}\] negative

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0it is negative on \[(\infty,2)\]
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