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2. If the remainder on division of x' + 2x + kx +3 by x - 3 is 21. find the quotient and the value of k.Hence find the pernes of the cubic polynomial x + 2x + kox - 18. |
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Answer» x^3+2x^2+kx-3 by x=3 ; k=21; (3)^3+2(3)^2+21(3)-3=27+18+63=108 |
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