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Monday, September 9, 2013

SP#1: Unit E Concept 1: Identifying all parts of quadratics and graphing them





The work I showed helped solve to find the parent graph and the x-intercepts. The work for the x-intercepts is under the headline "solve". Next to the equation f(x) there is an arrow pointing where I plugged in 0 for x, that was the equation I used to solve for the y-intercept. The axis of the equation should just be h.


The problem is about solving the quadratic and then using that information to graph it. We use the quadratic to solve for all the parts like the parent function, vertex, x and y intercepts, and the axis. This information will make it easier for us to graph the quadratic.

The viewer needs to pay attention to the signs of the quadratic and to make sure to double check calculations. Its easier to find the parent graph first as it will be easier to use that information. Most of the information can be found from the parent graph like the vertex and axis. Then solve the quadratic and make sure to look for the squared roots and make sure you solve for the +- for each solution.

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