document.write( "Question 389693: (please show the steps to how the rest of the problems were solved)
\n" ); document.write( "Using exact values, find the value of:\r
\n" ); document.write( "\n" ); document.write( "A.12sin 30 degree - 6 tan 45 degree + sec 45 degrees/ 52
\n" ); document.write( "12·1/2 -6· 1 + √2/52 = √2/52\r
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\n" ); document.write( "\n" ); document.write( "B.Sin2A + tan3A/2 - cos A + sec(a+ 15)
\n" ); document.write( "Sin2A + tan3A/2 - cos A + sec(a+ 15)= √3/2 + 1 - √3/2 + √2 = 1+√2\r
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Algebra.Com's Answer #276233 by Alan3354(69443)\"\" \"About 
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Using exact values, find the value of:
\n" ); document.write( "A.12sin 30 degree - 6 tan 45 degree + sec 45 degrees/ 52
\n" ); document.write( "12*1/2 - 6*1 + √2/52 = √2/52
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\n" ); document.write( "B. Sin2A + tan3A/2 - cos A + sec(a+ 15)
\n" ); document.write( "Is it tan(3A/2), or (tan(A/2))^3 ?
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\n" ); document.write( "\n" ); document.write( "Sin2A + tan3A/2 - cos A + sec(a+ 15)= √3/2 + 1 - √3/2 + √2 = 1+√2
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