Originally Posted by
5252
1) The __ ___ ____ is used to determine whether the graph of an equation is a function of y in terms of x.
2) The ___ of a function f are the values of x for which f(x)= 0
3) A function f is ___ on a interval when for any x1 and x2 in the interval, x1 < x2 implies f(x1) > f(x2)
4) A function value f(a) is a relative ___ of f when there exists an interval (x1, x2) containing a such that x1 < x < x2 implies f(a) > f(x).
5) The __ ___ ___ ___ between any two points (x1,f(x1)) and (x2,f(x2)) is the sloope of the line through the two points, and this line is called the ___ line.
6) A function f is ___ when for each x in the domain of f,f(-x) = -f(x)