Tutor.com Quadratic Functions Session

Sep. 28, 2012

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Session Transcript - Math - Algebra II, 9/24/2012 9:46PM - Tutor.comSession Date: 9/24/2012 9:46PM
Length: 10.6 minute(s)
Subject: Math - Algebra II


System Message
[00:00:00] *** Please note: All sessions are recorded for quality control. ***

Guest (Customer)
[00:00:00] help!

Rob L (Tutor)
[00:00:13] Hello.

Guest (Customer)
[00:00:17] Hello!

[00:00:36] is it x^2+1

Rob L (Tutor)
[00:00:38] I thought you were done and needed a review?

Guest (Customer)
[00:00:45] yeah..
[00:00:54] is it X^2+1

[00:01:03] File Shared > Capture.docx

System Message
[00:01:09] *** Downloading file from Guest (Customer)... ***

Rob L (Tutor)
[00:01:30] What are the instructions for this problem?
[00:01:47] I see the question, let me read it....
[00:02:14] Ahhh,
[00:02:19] I understand.
[00:02:33] Did you read the instructions?

Guest (Customer)
[00:02:42] yess
[00:02:58] was i right?

Rob L (Tutor)
[00:03:21] Hang let me scroll up and look.

Guest (Customer)
[00:03:34] k

Rob L (Tutor)
[00:03:37] Almost.
[00:03:44] I see one small error.

Guest (Customer)
[00:03:51] okay here
[00:03:55] where

Rob L (Tutor)
[00:03:57] Plug in x = 0 in your equation.
[00:04:08] What is your y ?

Guest (Customer)
[00:04:46] 11

Rob L (Tutor)
[00:05:20] When you plug in 0 for x you should get 1.

Guest (Customer)
[00:05:33] yeah well thats what i ment sorry

Rob L (Tutor)
[00:05:47] Oh okay.
[00:05:58] Now look at the graph, the question.
[00:06:20] When x = 0, what is y ?

Guest (Customer)
[00:06:30] so its negative

Rob L (Tutor)
[00:06:38] hang on.
[00:07:34] Your answer looks correct.
[00:07:38] Sorry,.

Guest (Customer)
[00:07:39] good

Rob L (Tutor)
[00:07:52] That is what I get for trying to do it in my head.

Guest (Customer)
[00:07:58] so it is

Rob L (Tutor)
[00:08:00]

Guest (Customer)
[00:08:02] x^2+1

Rob L (Tutor)
[00:08:28] Yes, when y =0, the bottom of the curve, x = -1.
[00:08:50] Now I am confusing myeslf.
[00:08:53] Geesh;
[00:09:49] We need the point, -1, 0 to be the bottom of the curve.