Physics, asked by rozy2004, 2 months ago

If Pbar=i^Px+j^Py+k^Pz& Qbar =i^Qx+j^Qy+k^Qz then show that Pbar .Qbar=PxQx+PyQy+PzQz​

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Answered by gantajashu
1

Attachment provides the solution for your desired question.

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