Mathematics, 21.07.2019 14:30 alexandroperez13
If a function is always positive, then what must be true about its derivative? (a) the derivative is increasing (b) the derivative is decreasing (c) the derivative is always positive (d) the derivative is never negative (e) you can't conclude anything about the derivative
Answers: 1
, which is always positive. The derivative is
and positive for 
. This example alone tells you that you can't generally describe the sign of the derivative of a strictly positive function, so the answer is E.
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If a function is always positive, then what must be true about its derivative? (a) the derivative i...
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