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Determine p such that the length of the ...

Determine `p` such that the length of the such-tangent and sub-normal is equal for the curve `y=e^(p x)+p x` at the point `(0,1)dot`

A

`+- (1)/(2)`

B

`+- 1`

C

`+- 2`

D

0

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The correct Answer is:
A
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