Hi,
Can somebody plz guide me why x & y axis are inter-changed in case of Horizontal tangent in the following link in Fig 8.37?
http://www.phschool.com/atschool/ap_misc/fdwk_calc/pdfs/Ch8_Section4.pdf
Zulfi.
Can somebody plz guide me why x & y axis are inter-changed in case of Horizontal tangent in the following link in Fig 8.37?
http://www.phschool.com/atschool/ap_misc/fdwk_calc/pdfs/Ch8_Section4.pdf
Zulfi.