\
The word difference indicates subtraction and the symbol is ()
Thus, the numerical expression is “”
The numerical expression is .
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)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ab4e96b76901fd52fa739bde9b6bd17a.png\")
” ![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
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.