Asked by pankaj khanna
If remainder on division x^3-kx^2+13x-21 by 2x-1 is -21 ,find quotient and k.Hence find zeroes of cubic polynomial x^3 -kx^2+13x-21.
Answers
Answered by
Steve
Just do the long division, and you see the remainder is
(55-4k)/8
So, set that = -21 and solve for k.
(55-4k)/8
So, set that = -21 and solve for k.
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