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Ch 15 Exponential and Log Functions

An excellent video that goes through the basic concepts of logarithms
This video goes through several examples of solving Exponential equations by converting to the same base
Here is a video that goes through some examples of solving logarithmic equations
A really excellent video that goes through examples on how to solve exponential equations using logarithms. 
A really excellent video that explains how to interpret worded problems and set up exponential functions to represent a situation.
This video explains how exponential functions and log functions are inverses of each other and looks at how the graphs are related.
Here is an excellent video that goes through examples on how to simplify logarithmic expressions using the Log Laws
This video clearly explains the structure of worded problems involving exponential growth

More examples of logarithmic equations. EXCELLENT PRACTICE
This video gives extra practice in going between log and exponential format. 


Here are some videos from teacher in Melbourne based on Year 11 Maths Methods

This video goes through examples of INDEX LAWS
This video goes through exponential equations
This video goes through examples of solving Logarithmic equations
This video also gives an excellent summary of the index laws
This video goes through transformations of exponential graphs. EXCELLENT REVISION!!
This video goes through NEGATIVE and FRACTIONAL indices
This video goes through the Log Laws and where they come from in relation to the Index Laws
Here are some videos and quizes focussed on improving your skills at recognizing the features of exponential and logarithmic graphs from Khan Academy:

Graphs of log functions explained in detail

This video explains how to identify the equation of exponential functions from their graph
This explains how to identify the equation of a log function from its graph
Do this excellent quiz from Khan Academy on matching exponential and log graphs to their equation! Click on the image to go to it. 
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PRACTICE WORDED QUESTIONS
PRACTICE QUESTION 1
PRACTICE QUESTION 2
PRACTICE QUESTION 3
PRACTICE QUESTION 4
PRACTICE QUESTION 5
PRACTICE QUESTION 6

PRACTICE TESTS

Practice Test 1 with SOLUTIONS
practice_test.pdf
File Size: 259 kb
File Type: pdf
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solutions_to_practice_test.pdf
File Size: 968 kb
File Type: pdf
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Practice Test 2 with SOLUTIONS
practice_test_2.pdf
File Size: 96 kb
File Type: pdf
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answers_for_practice_test_2.pdf
File Size: 129 kb
File Type: pdf
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