nicoleharford nicoleharford
  • 11-12-2020
  • Mathematics
contestada

Help please. Would be grateful if you could explain how to get the answer

Help please Would be grateful if you could explain how to get the answer class=

Respuesta :

Аноним Аноним
  • 11-12-2020

Answer:

B:12

Step-by-step explanation:

we know factors will make the equation equal 0,

so we need to use 4 in synthetic division and make sure k will allow it to equal 0

     1   -2   -11   k

4  I 1  2    -3    ?

4 x -3 = -12

so k must be 12

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