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kwopul ":23.Find the value of k sothat the lob-ngqabtu |
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Answer» If it has equal roots hence discriminant is 0hence D=b^2-4ac =0D={k-2)^2-4*1*2=0(k-2)^2=8hencek-2=2√2hence k=2+2√2ork-2=-2√2hencek=-2√2+2 |
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