If the polynomial is divided by another polynomial the remainder comes out to be find and
We know that,
=
And ,
So,
Either
Put
= 2k = 10
= k =
= 10 – a – 8 × 5 + 25 = 0
= 10 – a – 40 + 25 = 0
= - 5 – a = 0
= a =
Hence,