Quiz: biconditionals and definitions 2.reasoning and proof
target due: 6/26/19 0%
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look at the illustration of four letters from the american manual alphabet. decide whether the description of the letter is a good definition. if not, choose a
counterexample.
the letter x is formed by extending the finger next to your thumb, bending it at the knuckle, and folding the other fingers under the thumb.
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