k=?, x-3 is a factor of a p(x)=x cube + x square - 17x + k
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value of k after subsituting value of x will be 87
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Hello friend your answer is
f=+3
x³+x²-17x+k
3³+3²-17×3+k
27+9-51+k=0
-15+k=0
k=15
f=+3
x³+x²-17x+k
3³+3²-17×3+k
27+9-51+k=0
-15+k=0
k=15
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