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Sunday, October 27, 2013

SP #3: Unit I Concept 1: Graphing Exponential Functions and identifying the parts


The viewer should pay special attention to the y-intercept step; when we multiply the fraction by -1 it becomes the inverse of the 1/2. The trickiest part is probably not mixing up your domain and range and making sure you know that the range is limited.


Thursday, October 17, 2013

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


The viewer should pay special attention to the clues given in order to solve for the "treasure hunt". There is a clue that is used twice when simplifying and the log must have a 2 in front to represent the ^2. Pay attention to how we put the letters together at the end, that we get from expanding the logs.
 The trickiest part would probably be expanding the logs and making sure you distribute each number correctly with the signs. Another thing to take note of would be to check that you get only values that are given to find the letters.