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Our new favourite song

May 8, 2019

We completed the square of the general standard form equation today. We then set y=0 to solve for the roots.

It’s a complicated procedure, but in the end gives us our new favourite formula (which can be sung to pop goes the weasel). We looked at how to sub in “a”, “b” and “c” and how what is under the square root is really important. It tells us how many roots there are.

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