OpenStudy (anonymous):

Find the equation of the normal at P. P = 3,4 P's gradient it 8

4 years ago
OpenStudy (anonymous):

I also have the original equation before I dy'd by dx'd it?

4 years ago
OpenStudy (anonymous):

@nincompoop

4 years ago
OpenStudy (anonymous):

@Hero

4 years ago
OpenStudy (anonymous):

@jim_thompson5910

4 years ago
OpenStudy (anonymous):

@amistre64 @Callisto

4 years ago
OpenStudy (jim_thompson5910):

normal lines are perpendicular to the tangent line

4 years ago
OpenStudy (jim_thompson5910):

so say you had this curve |dw:1359062567697:dw|

4 years ago
OpenStudy (anonymous):

yeah

4 years ago
OpenStudy (jim_thompson5910):

and you have a tangent here |dw:1359062584421:dw|

4 years ago
OpenStudy (jim_thompson5910):

the normal line at the same point of tangency would look like this |dw:1359062613553:dw|

4 years ago
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