Erica has made some silly mistakes on her quadratics homework, involving factorising, solving , completing the square, functions and the discriminant. Your students' task is to find the errors, correct them and explain what Erica has done incorrectly. This should generate discussion in class.
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Thanks a lot for sharing!!!!
Great exercise - something to make sure they don't take things for granted.
This really got my class thinking hard and fostered some good discussion. Thank you for sharing freely.
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