Ecuaciones cuadráticas completas
6
Ecuaciones Cuadráticas Completas: 0 1 x 2 – 4x – 21 = 0 x 2 – 4x – 21 = 0 Ax 2 + Bx + C = (x – 7) ( x + 3) = 0 (x) (x) = x 2 (x) (3) = 3x (-7) (x) = - 7x (-7) (3) = - 21 - 4x
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Transcript of Ecuaciones cuadráticas completas
Ecuaciones Cuadráticas Completas: 01x2 – 4x – 21 = 0
x2 – 4x – 21 = 0
Ax2 + Bx + C = 0
(x – 7) ( x + 3) = 0
(x) (x) = x2
(x) (3) = 3x
(-7) (x) = - 7x
(-7) (3) = - 21
- 4x
Ecuaciones Cuadráticas Completas: 02x2 + 3x – 4 = 0
x2 + 3x – 4 = 0
Ax2 + Bx + C = 0
(x – 1) ( x + 4) = 0
(x) (x) = x2
(x) (4) = 4x
(-1) (x) = - 1x
(-1) (4) = - 4
3x
Ecuaciones Cuadráticas Completas: 03x2 + 7x + 10 = 0
x2 + 7x + 10 = 0
Ax2 + Bx + C = 0
(x + 5) ( x + 2) = 0
(x) (x) = x2
(x) (2) = 2x
(5) (x) = 5x
(5) (2) = 10
7x
Ecuaciones Cuadráticas Completas: 045x2 + 18x - 8 = 0
5x2 + 18x - 8 = 0
Ax2 + Bx + C = 0
(5x - 2) (x + 4) = 0
(5x) (x) = 5x2
(5x) (4) = 20x
(-2) (x) = - 2x
(-2) (4) = - 8
18x
Ecuaciones Cuadráticas Completas: 056x2 + 13x + 5 = 0
6x2 + 13x + 5 = 0
Ax2 + Bx + C = 0
(3x + 5) (2x + 1) = 0
(3x) (2x) = 6x2
(3x) (1) = 3x
(5) (2x) = 10x
(5) (1) = 5
13x
Ecuaciones Cuadráticas Completas: 068x2 - 22x + 15 = 0
6x2 - 22x + 15 = 0
Ax2 + Bx + C = 0
(4x - 5) (2x - 3) = 0
(4x) (2x) = 8x2
(4x) (- 3) = - 12x
(- 5) (2x) = - 10x
(- 5) (- 3) = 15
- 22x
