document.write( "Question 664862: find all solutions between 0 2pi for 7 cos(2x-3)=2 \n" ); document.write( "

Algebra.Com's Answer #413488 by lwsshak3(11628) $\"\"$ $\"About$

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find all solutions between 0 2pi for
\n" ); document.write( "7 cos(2x-3)=2
\n" ); document.write( "cos(2x-3)=2/7
\n" ); document.write( "using calculator set to radians
\n" ); document.write( "2x-3≈1.28 and 5.00 (in quadrants I and IV where cos>0)
\n" ); document.write( "2x≈4.28
\n" ); document.write( "x≈2.14
\n" ); document.write( "or
\n" ); document.write( "2x-3≈5.00
\n" ); document.write( "2x≈8.00
\n" ); document.write( "x≈4.00
\n" ); document.write( " \n" ); document.write( "

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