Asked by Amber
prove f(x)= x^15+6 is increasing on the interval: I= (-‡,‡)
Answers
Answered by
Anu
find the derivative:
f'= 15x^14
this function is always positive (graph if you don't believe me) because any number to an even power must be 0 or greater.
thus since the derivative is always positive, the graph of f (x) is always increasing
:P
f'= 15x^14
this function is always positive (graph if you don't believe me) because any number to an even power must be 0 or greater.
thus since the derivative is always positive, the graph of f (x) is always increasing
:P
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