( − 2 4) > 0 x2 ( ( 2 − 2) + 2) > 0 x x The zeros are = and = 2 . x x –2 ( ) ( ( = 2 − 2) + 2) p x x x { } The solution set is < −2 or > 2 or, x x x (−∞, (2, ) −2) ∪ ∞ using interval notation, .
2 ( x2 − 4) > 0 2 ( x − 2) ( x + 2) > 0 The zeros are x = –2 and x = 2 . p ( x ) = 2 ( x − 2) ( x + 2) The solution set is { x x < −2 or x > 2 } or, using interval notation, (−∞, −2) ∪ (2, ∞ ) .
Downloadable-Solution-Manual-for-Precalculus-Concepts-Through-1.docx