Question

calcular (x-1).(x2+1) :

Seleccione una:
a. 2x3-x2+x +1
b. x3-2x2+x -1
c. x3-x2+x -1
d. x3-3x2+x +1

Answer 1

(x-1)(x²+1)

x(x²) + x(1) - 1(x²) - 1(1)

x³ + x - x² - 1

x³ - x² + x - 1 >>>Respuestaa