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(k + 2)x² -(k+ 2)x - 1 = 0 +​
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(k + 2)x² -(k+ 2)x - 1 = 0
+​

User DropDropped
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1 Answer

8 votes

kx2−kx+2x2−2x−1 I think
User Waqas Shabbir
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