Mathematics for Teaching Tag: solving quadratic

Tag: solving quadratic

What exactly is the square root of 36?

Mathematics is already a difficult subject so let us not make it more difficult to students to make sense of with the confusing rules we tell them. For example, we insist that the square root of 36 is 6 and -6 yet we also insist that √36 is equal to 6 and not -6. A colleague…

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