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#### karush

##### Well-known member

- Jan 31, 2012

- 3,241

View attachment 2095

for

also I assume on the \(\displaystyle x\) axis means the graph either touches or crosses the graph at IP.

(image of typing is mine) not sure if this in the right forum

for

*I know inflection pts are found from \(\displaystyle f''(x)\) but since I didn't know at what value \(\displaystyle x\) would be I didn't know how to find \(\displaystyle k\)***c**also I assume on the \(\displaystyle x\) axis means the graph either touches or crosses the graph at IP.

(image of typing is mine) not sure if this in the right forum

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