Question

Dadala función f(x) = 2x³+ 2x² + 2x +6 indique el valor de f(-2) + f(3).

Answer 1

Respuesta:

Explicación paso a paso:

2x³+ 2x² + 2x +6 = 0

2(-2)³+ 2(- 2)² + 2(- 2) + 6 = ?

2 * (- 8) + 2(4) + (- 2) + 6 = ?

- 16 + 8 - 4 + 6 = ?

- 8 + 2 = ?

f(-2) = - 6

2(3)³+ 2(3)² + 2(3) + 6 = ?

2 * (27) + 2(9) + 6 + 6 = ?

54 + 18 + 12 = ?

66 + 18 = ?

f(3) = 84