Post date: Apr 14, 2016 6:25:39 PM
VERIFICA IN CLASSE (algebra)
inviare i formulari entro il 15/4
COMPITI OBBLIGATORI:
2x-1 > 0
2-3x > 0
6x+4 > 0
(2x-1)(2-3x)(6x+4) > 0
(2x-1)(2-3x)/(6x+4) ≤ 0
(2x-1)(6x+4)/(2-3x) ≥ 0
(12x² + 2x - 4)/(2-3x) ≤ 0
(12 x² - x - 2) / (2-3x ) ≤ 1
max{2x-1 ; 2-3x} < 1
2x-1 < 1 AND 2-3x < 1
max{2x-1 ; 2-3x} ≥ 1
max{2-3x ; 3x-2} < 1
|3x -2| < 1
2-3x < 1 AND 3x-2 < 1
(3x -2)2 < 1
max{2-3x ; 3x-2} ≥ 1
(3x2-1)(2-3x) > 0
(3x-1)2(2-3x) ≥ 0
es 47 pag 100
FACOLTATIVI:
es da 165 a 168 pag 30
es da 3 a 7 pag 96
es 40, 43, 44 pag 100
es da 6 a 13 pag 87
es da 101 a 105 pag 62
es da 89 a 91 pag 60
2x+1 > 0
2+3x > 0
6x-4 > 0
(2x+1)(2+3x)(6x-4) > 0
(2x+1)(2+3x)/(6x-4) ≤ 0
(2x+1)(6x-4)/(2+3x) ≥ 0
(12x² - 2x - 4)/(2+3x) ≤ 0
(12 x² - x - 2) / (2-3x ) ≤ 1
max{2x+1 ; 2+3x} < 1
2x+1 < 1 AND 2+3x < 1
max{2x+1 ; 2+3x} ≥ 1
max{2+3x ; 3x+2} < 1
|3x +2| < 1
2+3x < 1 AND 3x+2 < 1
(3x + 2)2 < 1
max{2+3x ; 3x+2} ≥ 1
(5x2-1)(2-7x) > 0
(5x-1)2(2-7x) ≥ 0