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The value of p for which pair of equations 4x + py + 8 = 0, 2x + 2y + 2 = 0 , have unique solution is :(A) p = 4B) p = 8(C) p ≠ 4(D) p ≠ 2 |
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Answer» Correct answer is (C) p ≠ 4 |
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