Question

please answer quickly ​

Answer 1

Answer:

given

x^4 -x^3 -11x^2-x+a

divisible by x+3

so

x+3=0

x=-3

substitute x=-3 in equation

then

(-3)^4 -(-3)^3 -11(-3)^2 -(-3)+a=0

81-(-27)-11(9)+3+a=0

81+27-99+3+a=0

108-99+3+a=0

9+3+a=0

12+a=0

a=0-12

a=-12 is answer obtained

Answer 2

Step-by-step explanation:

Refer to the above ☝️☝️

Thank You ❤️❤️