document.write( "Question 852468: Write the expression as the cosine of the angle
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document.write( "cos130(degrees)cos40(degrees) + sin130(degrees)sin40(degrees) \n" );
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Algebra.Com's Answer #513391 by Alan3354(69443) You can put this solution on YOUR website! = cos(130 - 40) \n" ); document.write( "= cos(90) = 0 \n" ); document.write( " \n" ); document.write( " |