document.write( "Question 875890: If vector a = 3i + 2j and vector b = 7i + 4j, find vector a + vector b as
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Algebra.Com's Answer #528473 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
a+b=(3+7)i+(2+4)j=10i+6j
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\n" ); document.write( "\"abs%28a%2Bb%29=sqrt%2810%5E2%2B6%5E2%29=sqrt%28136%29=2%2Asqrt%2834%29\"
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\n" ); document.write( "\"tan%28theta%29=6%2F10=3%2F5\"
\n" ); document.write( "\"theta=30.96\"\"degrees\"
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