SOLUTION: x² + 0x - 16 = 0 is using zero squared in two places, but has two solutions. x² = -16 has no real solutions, but does not explicitly involve 0².
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-> SOLUTION: x² + 0x - 16 = 0 is using zero squared in two places, but has two solutions. x² = -16 has no real solutions, but does not explicitly involve 0².
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Question 475457: x² + 0x - 16 = 0 is using zero squared in two places, but has two solutions. x² = -16 has no real solutions, but does not explicitly involve 0².
You can put this solution on YOUR website! There's nothing wrong with that. The two solutions are -4i and 4i, which sum to zero (they have to by Vieta's formulas).
