Text Expand: (5+2)(5−3).(\sqrt{5}+2)(\sqrt{5}-3).(5+2)(5−3). Solution Multiply out: (5)2−35+25−6=5−5−6=−1−5.(\sqrt5)^{2}-3\sqrt5+2\sqrt5-6=5-\sqrt5-6=-1-\sqrt5.(5)2−35+25−6=5−5−6=−1−5. −1−5 \boxed{\,-1-\sqrt{5}\,}−1−5