document.write( "Question 1126237: Solve the equation sin(x-20)=cos 42 for x, where 0\n" ); document.write( "
Algebra.Com's Answer #742544 by Alan3354(69443)\"\" \"About 
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Solve the equation sin(x-20)=cos 42 for x, where 0 < x < 90
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\n" ); document.write( "sin(x-20)=cos(42)
\n" ); document.write( "cos(A) = sin(90-A) ******* You have to know this
\n" ); document.write( "sin(x-20) = sin(90-42) = sin(48)
\n" ); document.write( "x-20 = 48
\n" ); document.write( "x = 68 degs\r
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