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Sunday, October 27, 2013

SV#4 Unit I Concept 2- Graphing Logarithmic Functions


You need to pay attention to the change of base in order to get the right equation to plug into your calculator. You also need to ensure that you know how to identify the terms in order to get the right vertical asymptote. Remember that for this problem the range is all real numbers and the the domain is from the vertical asymptote or the h-value to positive infinity.

Thursday, October 24, 2013

SP#3: Unit I Concept 1: Graphing Exponential Functions


The viewer needs to pay attention that the problem has no x-intercept because you can not take the natural log of a negative number. The asymptote of 1 and the a value of 3(being positive) makes it unable to have x-intercepts as well. You also need to pay attention to the k value becoming the asymptote and the limit for the range of the problem.

Wednesday, October 16, 2013

SV#3: Unit H Concept 7- Finding logs given approximations



Throughout the problem, you need to pay attention to the factors chosen to get the same variable answers as I did. Also, you need to make sure that the answer is written in the power law form where the exponents go in the right place. Be sure to subtract (divide) and add (multiply) accurately.

Tuesday, October 8, 2013

SV#2: Unit G Concepts 1-7 - Finding all parts and graphing a rational function


This video is about solving a rational function by finding the slant asymptote, the vertical asymptotes, and the holes. Also, you have to find the domain, the x-intercepts, and the y-intercepts. The problem also involves writing the answers in proper notation and as points to be plotted on the graph.

The viewer has to pay special attention to the division part of the problem by adding the missing terms into the equation. Also, the viewer has to pay attention to the corrected hole y-values that I got by plugging in the hole value to the simplified equation. It would help to pay attention to the values that you are meant to use whether it is the numerator or the denominator.