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If one root of the quadratic equation 3x²-12x+k=0 is 3 then find k |
Answer» K = 9Step-by-step explanation: p(x) = 3x²-12x+k=0 p(3) = 3(3)² - 12(3) + k = 0 ⇒ 27 - 36 + k = 0 ⇒ k - 9 = 0 ⇒ k = 9 Hope this helps..... |
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