The expression is .
(Apply distributive property: )
(Apply product of powers property: )
The product is .
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. ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a8b29d39dd5e5fefe5a78072a2560fa1.png\")
(Apply distributive property: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2ca759e2ab6e91a6d919095b13a54a03.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=545913e5c9da5a970a7653c84a2c4f4d.png\")
(Apply product of powers property: ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e6f5963eb7749ed957b168cd153b9198.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
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.