Question

Let f(x)= 2x^(2).
a. Compute the slope of the secant line joining the pints on the graph of f whose x coordinate are x=-2 and x=-1.9

m=

Please help.

Answer 1

determine first the ordinates of these two points by using y=2x^2
then use the formula m=(y2-y1)/(x2-x1)