Respuesta :

sqdancefan

Answer:

  (x - 3) is NOT a factor of 2x² -4x +30

Step-by-step explanation:

The value of the function for x=3 is 2·3² -4·3 +30 = 36, not zero. That is, x=3 is not a root, so the binomial (x - 3) is not a factor of the quadratic.