Question
Show that $\tanh z$ never takes the values ±1
Step 1
** Show more…
Show all steps
Your feedback will help us improve your experience
Andrija Isakov and 58 other Algebra educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Show that the $z$ never takes the values $\pm 1$.
COMPLEX NUMBERS
Inverse trigonometric and hyperbolic functions
Verify the formulas/ $\tanh ^{-1} z=\frac{1}{2} \ln \frac{1+z}{1-2}$
Miscellaneous problems
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD
Algebra educators are ready to help you.
