Question

find the value of a if (x+a)is a factor of x4- a2x2+3x-a​

Answer 1

Answer:

Step-by-step explanation:

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Answer 2

if x+a is a factor,

x+a=0

x=-a

x4-a²+2*3x-a=0

(-a)4-a²+2*3a-a=0

a4-a²+4a=0