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If P = x-y, then the maximum percentage ...

If P = x-y, then the maximum percentage error in the measurement of P is :

A

`(Deltax - Deltay)/(x-y) xx 100%`

B

`(Deltax + Deltay)/(x-y) xx 100%`

C

`(Deltax)/(x-y) +(Deltay)/(x-y) xx 100%`

D

`(Deltax - Deltay)/(Deltax + Deltay) xx 100%`

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