Question

help in this QUESTION ​pls

Answer 1

Answer:

x+1 is a factor of ax4+bx³+cx²+dx+e

x+1=0 then x= -1

a-b+c-d+e=0

a+c+e =b+d

x-1 is also a factor

x-1=0 then x=1

a+b+c+d+e=0

2(a+c+e)=0

a+c+e=0

and b+d =0

a+c+e. = b+d. =0