In this case the teacher has given students a real-life problem involving …
In this case the teacher has given students a real-life problem involving exponential decay and growth and students are making conjectures and defending their reasoning about which solution is correct, trying to convince others that their choice is the right one, and why.
This case shows a teacher working with students on quadratic formulas and …
This case shows a teacher working with students on quadratic formulas and students sharing, presenting, and applying the quadratic formula to solve quadratic equations.
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