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Prezi: Implicit and Explicit Questions
This Prezi provides Implicit and Explicit questions and practice activities.
Khan Academy
Khan Academy: Explicit and Implicit Costs and Accounting and Economic Profit
There are different ways of thinking about costs and profit. Read about what they are and answer the review questions.
Khan Academy
Khan Academy: Ray Intersection With Line
In this seven-question quiz/practice students find where a ray intersects with a line in implicit form.