Monday 9 January 2012

Graphs and Quadratic Functions

Today in our math class we reviewed how to sketch the graph of a funtion. When given a function the a part of the equation is the x squared part, the b part is the x part of it and the c is the y intercept. You can use the c to find your y intercept when graphing. you can also use a table of values to find where numbers repeat. Where they repeat will get you close to the max or min value. If the function opens up there will be a min value and if it opens down there will be a max value. The axis of symmetry is the line that goes through the point of the function, the max or min value. We then ended off the class by doing an assignment on pg. 368-372 questions 1,3,4,6,7,9,11 part i and ii and 13.

Next person to go will be Koralyn

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