find the value of k , if (x-3) is a factor of p(x)=2x 3 - 5x 2 +3x + k
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p(x)=2x 3 - 5x 2 +3x + k
Given x-3 is a factor of given eq
Put x=3 in given equation
2(3)^3-5(3)^2+3(3)+k=0
2(27)-5(9)+9+k= 0
54-45+9+k=0
9+9+k=0
K=-18
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