Question

if the polynomial x^4-6x^3+16x^2-25x+10 is divided by(x^2-2x+k) the remainder comes out to be x+a finf k and a

Answer 1

hey
here is ur answer
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Answer.

Given that the remainder is (x + a)
⇒ (4k – 25 + 16 – 2k)x + [10 – k(8 – k) ] = x + a  
⇒ (2k – 9)x + [10 – 8k + k2 ] = x + a
On comparing both the sides, we get
2k  – 9 = 1
⇒ 2k = 10
∴ k = 5
Also 10 – 8k + k2 = a
⇒ 10 – 8(5) + 52 = a
⇒ 10 – 40 + 25 = a
∴ a = – 5
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I hope this will help
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