Respuesta :

When you complete the synthetic division you get 9 as the remainder so your answer is A. 9

Work in image, sorry it’s super messy
Ver imagen anonymous12345678901

1 ║ 4               6                  -1

                      4                  10

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    4               10                 [tex]\boxed{9}[/tex] 

⇒ The Remainder is 9