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The question is
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(Add:
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(Add:
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The value of the expression is
– 8
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=910aa677137532a66ac080d75c462f06.png\")
. ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4d1fa43029272dd2a5510dd72313af5f.png\")
(Add: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=df64527c4ea201ea02c835b62c600ff4.png\")
)![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f587aa7ddd343c9f006a9459a992819a.png\")
(Add: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=35649ebbb705bf842fdfdb7bf2a57295.png\")
)