document.write( "Question 1143137: Show the formula for Sin4A \n" ); document.write( "
Algebra.Com's Answer #763909 by Alan3354(69443) You can put this solution on YOUR website! What formula? \n" ); document.write( "There are many. \n" ); document.write( "Look up \"Half angle formulas\" on Wikipedia. \n" ); document.write( " \n" ); document.write( " |