What are the two main factors that affect how quickly a coastline erodes?

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

Ahypothesis is? close agreement by competent observers of observations of the same phenomena. a guess that has been tested over and over again and always found to be true. an educated guess that has yet to be proven by experiment. the long side of a right triangle. a synthesis of a large collection of information that includes guesses.

=force × distance a. work b. velocity c. pressure d. momentum