Intermediate+9-10+Round+2+June+2013

= Intermediate 9-10 Round 2 June 2013 = Create an equation for a parabola that has: · two zeroes – one that is negative and one that is positive. · has a vertex that is very close to the y-axis, but does not touch it. Describe what you did to get a solution. Source: Jeremy Labrie, Peel DSB === Questions To Consider === As you view the student thinking about the problem consider 2-3 of the following questions to focus on. Please __**join this wiki**__ to share your thinking to the posted questions or a sample of a student solution on a division page. When you request to __**Join Now**__ (top left of menu bar) please identify your board, role and grades you teach, or are responsible for. Solution A: @http://www.educreations.com/lesson/view/grade-10-problem-round-2-solution-a/8738260/?s=kNx0Up&ref=link What does the student know/understand? What strategies does the student use to solve the problem? What additional strategies should the student consider? What probing questions would you ask the student? What scaffolding questions would you ask the student? What feedback would you give the student? You might consider focusing on the mathematical processes or the student’s next steps. What are your next steps for instruction? Solution B: @http://www.educreations.com/lesson/view/grade-10-problem-round-2-solution-b/8738264/?s=1cGg9d&ref=link What does the student know/understand? What strategies does the student use to solve the problem? What additional strategies should the student consider? What probing questions would you ask the student? What scaffolding questions would you ask the student? What feedback would you give the student? You might consider focusing on the mathematical processes or the student’s next steps. What are your next steps for instruction?
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