Economia

Utiliza la division sintetica
a) x3 + 13x2 – 7x + 29 x – 3

1 + 13 – 7 + 29 3
3 48 123
1 16 41 152
b) 2x3 – 9x2 + 15x -7x+5
2 -9 15 -7 -5
-10 95 -550
2 -19 110 -557

Factoriza los siguientes polinomios
a) x3 -2x2 -5x +6 x-1x2 – x – 6
x-1 x3 -2x2 -5x +6
-x3 + x2
-x2 -5x
x2 – x
-6x + 6
6x -60

b) x3 -5x2 -9x `45 x-3
x2 –2x -15
x-3 x3 -5x2 -9x +45
-x3 +3x2
-2x2 -9x2x2 -6x
-15x +45
15x -45
0

Si P(x)= 3x3 +5x2 -8x -3encuentra P(-1/2)
P(1/2) = -5.375
1 -7 11 | -21 | x |
1 -6
1-6 5 | 5
-16 | 1 |
-1 8
1 -819 | -19
-40 | -1 |
2 -10
1 -5 1 | 2
-19 | 2 |-2 18
1 -9 29 | -58
-79 | -2 |3 -12
1 -4 -1 | -3
-24 | 3 |
-3...