Help with answer

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Jody Crothers

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Apr 26, 2021, 9:43:24 AMApr 26
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Anyone help, this answer iis not useful

It was the derivative trying to find max or min


Head of Learning Area (Mathematics)

Ridge View Secondary College

Western Australia

www.jodstar.com

Brad Posnanski

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Apr 27, 2021, 8:21:22 AMApr 27
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Jody,
Are you using the IICX or the IICX w/CAS?  When I tried with non-CAS it told me I needed CAS.  Here is what I got when I used the CAS (as well as the graphical solution)
I am sure others will jump on in with more helpful information.
04-26-2021 Image002.jpg04-26-2021 Image001.jpg

Brad

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Karlheinz Haas

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Apr 27, 2021, 7:38:42 PMApr 27
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Jody and Brad,
Using my CX II CAS handheld, I got the same thing Brad got. And on the non-CAS software, I am getting the same message: Unsupported function: "This function requires Computer Algebra System. Try TI-Nspire™ CAS."  In both Rad and Deg mode. nsolve on the non-CAS gave me one solution: 
Screen Shot 2021-04-27 at 7.37.55 PM.png

Karlheinz

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