Question

plz answer it ...
find k , if the remainder is 15 when x^3 +18x^2+kx+225 is divided by x+6.
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Answer 1

Step-by-step explanation:

The answer is k=2. Explanation: Let f(x)=x3+kx2+x+5. When f(x) is divided by (x+2) , the remainder is =3. This is the ...