Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Appendix A - The Language of Mathematics - Exercises - Page A6: 23


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Work Step by Step

The contrapositive statement is: If $fg$ is not differentiable, then $f$ and/or $g$ is not differentiable. The converse statement is: If $fg$ is differentiable, then $f$ and $g$ are differentiable.
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