Hi, I'm Ai Ling. I enjoy coaching students who have challenges with understanding and scoring in 'O' Level A-Maths and E-Maths.
I develop Math strategies, sometimes ridiculous ideas to help students in understanding abstract concepts the fast and memorable way.
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[...] Stationary points (Includes a video on the step by step solution) [...]

tckok

March 8, 2009 | 3:51 pm

There is a small error in your video clip on “A-Math: Find Coordinates and Nature of Stationery Point (Plus: Tips to note in Differentiation)” if I m not wrong.
-2x 4x 4x -2x
-4e (e – 3) + 4e (2e )

Hi, I'm Ai Ling, a full time Math Tutor in Winners Education Centre. I enjoy coaching students who have challenges with understanding and scoring in 'O' Level A-Maths and E-Maths.

I develop Maths strategies, sometimes 'ridiculous' ideas to help students in understanding abstract concepts the fast and memorable way.

I write this blog to share with you the Maths tips and strategies I teach in my class. I hope all these will help you to enjoy Maths and achieve better results.

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[...] Stationary points (Includes a video on the step by step solution) [...]

There is a small error in your video clip on “A-Math: Find Coordinates and Nature of Stationery Point (Plus: Tips to note in Differentiation)” if I m not wrong.

-2x 4x 4x -2x

-4e (e – 3) + 4e (2e )

-2x 4x 4x

= 4e ( -e + 3 + 2e )

-2x 4x

= 4e ( e + 3)

Reply

alwaysLovely Reply:

March 9th, 2009 at 10:16 am

Thanks for informing me about it.

I have updated the changes.

:)

Reply

[...] of stationary point. The more frequently used method is through Second Derivative (Watch the video here). [...]