juhbs86544 11/03/2014 X = 2X² +3x -10 3x²-5x-2 = 2² + 3.2 -103.2² - 5.2 -2 =4 + 6 - 103.4 -10 -2 =10-1012-10-2=0
juhbs86544
X = 2
X² +3x -10
3x²-5x-2 =
2² + 3.2 -10
3.2² - 5.2 -2 =
4 + 6 - 10
3.4 -10 -2 =
10-10
12-10-2=
0