felicianorman97 felicianorman97
  • 03-04-2019
  • Mathematics
contestada

Suppose the roots of a polynomial are −3, 4, 5, and −7. Which choice is a factor of the polynomial? A) (x + 5) B) (x − 3) C) (x − 4) D) (x − 7)

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 03-04-2019

Answer:

  C)  (x - 4)

Step-by-step explanation:

A root makes a factor be zero. The root of 4 will make the factor x-4 be equal to zero.

Answer Link
lisboa lisboa
  • 15-10-2019

Answer:

(x-4)

Step-by-step explanation:

the roots of a polynomial are −3, 4, 5, and −7.

When 'a' is a root of the polynomial then (x-a) is a factor

Lets write the factors for all the root given

[tex](x-(-3))(x-4)(x-5)(x-7)[/tex]

[tex](x+3)(x-4)(x-5)(x-7)[/tex]

Check with the options, which factor is in our polynomial

(x-4) is one of the factor

Answer Link

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