ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
❤Derivatives of circular functions are alternatively positive & negative on the other hand derivatives of hyperbolic functions 3 times positive then rest are negative.
❤
Derivatives of circular functions are alternatively positive & negative
on the other hand derivatives of hyperbolic functions 3 times positive then rest are negative.