Form the scalar product B C and use the result obtained to prove the identity cos
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Form the scalar product B · C and use the result obtained to prove the identity cos (α - β) = cos α cos β + sin α sin β.
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Related Book For
Vector Mechanics For Engineers Statics And Dynamics
ISBN: 9781259977206
12th Edition
Authors: Phillip J Cornwell, E Russell Jr Johnston, David Mazurek, E Russell Johnston Jr, Ferdinand P Beer, Brian
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