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For the curve y=ce^(x//a) , which one of...

For the curve `y=ce^(x//a) `, which one of the following is incorrect?

A

sub-tangent is constant

B

sub-normal varies as the square of the ordinate

C

tangent at `(x_(1),y_(1))` on the curve intersects the x-axis at a distance of `(x_(1)-a)` from the origin

D

equaltion of the normal at the point where the curve cuts `y-"axis is"cy+ax=c^(2)`

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The correct Answer is:
A, B, C, D
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