if (x-3) is a factor of polynomial ( 2x²+x+) find k
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f(x) = 2x^2+x+k
(x-3) is a factor
Therefore, f(3)=0
2(3)^2+3 +k =0
2*9 +3+k=0
21+k=0
k= -21
(x-3) is a factor
Therefore, f(3)=0
2(3)^2+3 +k =0
2*9 +3+k=0
21+k=0
k= -21
sharanya9:
thanku
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