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Question

Find the quotient and remainder when x55x4+9x36x216x+13 is divided by x23x+2.

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Solution

Let us solve the given equation by long division of polynomials method
x32x2+x+1
x23x+2)¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯x55x4+9x36x216x+13
x53x4+2x3
()(+)()–––––––––––––––––
2x4+7x36x2
2x4+6x34x2
(+)()(+)–––––––––––––––––
x32x216x
x33x2+2x
()(+)()–––––––––––––––––
x218x+13
x23x+2
()(+)()–––––––––––––––––
15x+11
Quotient is x32x2+x+1
Remainder is 15x+11

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