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The equation of the tangent to the curve...

The equation of the tangent to the curve `y= be^(-(x)/(a))` at the point where it crosses the y-axis is-

A

`bx +ay=ab`

B

`ax+ by=1`

C

`bx- ay=ab`

D

`ax-by=1`

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The correct Answer is:
A
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CHHAYA PUBLICATION-MCQ ZONE 3 -Question Paper 3
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