My Secret Math Tutor
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Pre-Calculus - How to solve a system of equations using elimination
MySecretMathTutor
161 views
I this video we solve a system of equations using the elimination method. I don't have to use too many steps in this one, since it quickly reduces to something that you ca...
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Pre-Calculus - How to find the intersection of two curves using the Ti-83/84 calculator
MySecretMathTutor
211 views
This example shows how to use the TI-83 or TI-84 graphing calculator to find the intersection of two curves. Remember that both equations must be set up as "y =". For more...
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Pre-Calculus - How to find the exponential regression curve using the Ti-83/84 calculator
MySecretMathTutor
286 views
This video shows how to use the TI-83 or TI-84 graphing calculator to find the exponential regression curve. It also shows how to use the curve to predict future values in...
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Pre-Calculus - How to condense logarithms using the laws of logarithms
MySecretMathTutor
437 views
This example shows how the laws of logarithms can be used to condense multiple logs into a single log. Remember that in order to apply these laws, they must all have the s...
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Pre-Calculus - Solve a system of equations using the substitution method
MySecretMathTutor
150 views
This is an interactive video which shows you the process of solving a system of equations using the substitution method. At certain stages you may make choices on how the ...
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Pre-Calculus - How to find the slant asymptote of a rational function
MySecretMathTutor
1,425 views
This example shows how to find the slant asymptote for a rational function. Remember that a rational function will only have a slant asymptote if the top polynomial Is one...
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Pre-Calculus - How to graph a rational function
MySecretMathTutor
247 views
This video describes how to graph a rational function. Remember that if you have a common factor in the top and bottom that this will create a hole in the graph. For more...
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Factor Polynomial using rational roots theorem
MySecretMathTutor
490 views
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Pre-Calculus - Find the linear regression line using the TI-85/86 calculator
MySecretMathTutor
611 views
This video shows how to use the TI-85 or TI-86 graphing calculator to linear regression line for a set of data. Remember to select the scatter plot to draw the data points...
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Pre-Calculus - Evaluate a function using the TI-85/86 calculator
MySecretMathTutor
321 views
This video shows how to evaluate a function for various different inputs. Remember that the input used must be included in the x range. The can be adjusted by going to th...
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