Question

If pdx+qdy is locally exact then *

A. ∫pdx+qdy=0

B.∫pdx+qdy=1

C.∫pdx=∫qdy

D.∫pdx=0

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Answer 1

Step-by-step explanation:

What do you think is the function of the diffuser? a) The diffuser makes light soft edged and distributed. b) The diffuser reduces the power ...