Question

(Grade 12 Calculus) Show that = e^x - e^-x has a point of inflection, but no local extreme point. Show your work.

Answer 1

Answer:

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Step-by-step explanation:

y=e^x-e^-x.

dy/dx= e^x+e^-x

d^2y/dx^2=e^x-e^-x

therefore, y=d^2y/dx^2

Answer 2

Answer:

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y =e^x-e^-x

dy /dx= e^x+e^-x

d^2y/d x^2 =e ^x-e

so , y =d^2y /d x^2