Lesson goal: Simplify an expression

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If you've done the other lessons in this section, hopefully you've seen how the computer can do symbolic math.

In this lesson, let's write a simple computer algebra system, that asks you for an expression, then simplifies it for you.

Now you try. Try typing in just about any expression you can find in your algebra book, and see what you get.

Type your code here:

See your results here: