document.write( "Question 1037822: a. Calculate the scalar projection of (3,5) onto (7,2). (show all your work)\r
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Algebra.Com's Answer #652529 by Edwin McCravy(20055) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "You are looking for the length of the line segment OP,\r\n" );
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document.write( "          OP     u夫\r\n" );
document.write( "cos(q) = 覧覧 = 覧覧覧\r\n" );
document.write( "          ∥u∥   ∥u∥∥v∥\r\n" );
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document.write( " OP     u夫\r\n" );
document.write( "覧覧 = 覧覧覧\r\n" );
document.write( " ∥u∥   ∥u∥∥v∥\r\n" );
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document.write( "Multiply both sides by ∥u∥ and get:\r\n" );
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document.write( "     u∙v\r\n" );
document.write( "OP = 覧覧  = \r\n" );
document.write( "     ∥v∥\r\n" );
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document.write( ", approximately\r\n" );
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document.write( "Edwin

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