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If 3 is a zero of the polynomial 2X^2+X+K , find the value of k. * 22 -21 -22 -23 |
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Answer» Answer: -21 Step-by-step EXPLANATION: p(3)=2(3)^2+3+k 0. =2×9+3+k 0=18+3+k 0=21+k k=-21 |
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