find ‘a’ if ( x-a ) is a factor of p(x) = x power 5 – a square x cube + 2x + a + 1​

1 thought on “find ‘a’ if ( x-a ) is a factor of p(x) = x power 5 – a square x cube + 2x + a + 1​”

1. Answer:

   a = –1/3

   Step-by-step explanation:

   p(x) = x^5 – a²x³+2x+a+1

   x-a is a factor, x = a

   p(a) = a^5 – a^5+2a+a+1

   = 3a+1 = 0

   a = -1/3

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