
How to find corresponding coordinates? - Math Help Forum
Sep 21, 2012 · The point (2,3) is one the graph of y=f(x). Determine the corresponding coordinates of this point on the graph of y = -2(f(2(x+5))-4. Not sure how to do this - if anyone could help I would …
Limits Problem - Math Help Forum
Dec 31, 2008 · The graph of the even function y=f (x) consists of 4 line segments, as shown above. Which of the following statements about f is false? (A) \lim_ {x \to...
find value of f (2) given graph - Math Help Forum
Sep 2, 2010 · Hi juventinoalex, How did you calculate f (0) ? To find f (2), look at your graph and see what the value of y is on the curve when the value of x is 2. y = f (2) (2, f (2)) If you want to define the …
TI: How to find holes and asymptotes in graphs? - Math Help Forum
Oct 14, 2008 · I have 3 questions: 1) There is a "hole" at the point where x=4 in the graph: (x 4) (x + 3) (x 4) (x + 5) However, the hole is not visible when my TI89 Titanium plots the graph. How can I …
Limits: Tangent and Velocity Problems | Math Help Forum
Aug 31, 2009 · Obvious first step- graph the function you are given. The put a ruler along it to draw the tangent line "by eye". Find two points on it and calculate the slope as above. When I was in high …
Calculating maximum and minimum points of a cubic WITHOUT calculus
Jun 25, 2016 · The point is to shift the graph up or down so that the graph crosses y= 0 between every max-min pair. For example, the function y= f (x)= 2x^3- 18x+ 12x- 3 has a local maximum value, at …
Getting the TI 84 to show periods on graphs? - Math Help Forum
Dec 8, 2009 · Is it possible to get the TI 84 Plus to show points/periods on graphs? I'm in Trig and doing Sine/Cosine/Tangent curves and graphing them on my calculator and it would be very beneficial to …
Determining speeding up/slowing down from a position graph
Nov 4, 2014 · I am having trouble figuring out where the particle whose position function is given is speeding up or slowing down. So I believe that it is speeding up (in the negative direction) from 2-3, …
Evaluating limit of an area under the graph of a continuous function ...
Feb 9, 2013 · The area A of the region S that lies under the graph of the continuous function is the limit of the sum of the areas of approximating rectangles: (a) Use this definition to find an expression for …
Finding an x-intercept with derivatives - Math Help Forum
Jul 14, 2007 · For the power function f (x) = x^n, find the x-intercept of the tangent to its graph at point (1,1). What happens to the x-intercept as n increases without bound (n-> + infinity?) Explain the …