What is an example of a graph look like that is continuous on all real numbers, has critical numbers (for example at x =-5, and x=10, but not local max or min
Since given that critical number of function are: x = -5 and x = 10, So
at these point slope of graph will be zero.
Now also given that this function has no local max or min, So
We know that generally at critical point functions have local maxima or local minima, but since in this case we don't have local max or min, then possible graph of the function will look like:
for better understanding see that above graph change it's concavity at critical number and see below graph of function f(x) = x^3, for which x = 0 is a critical number, but it is not a local max or min for the fucntion.
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