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.

Algebra ->  Algebra  -> Quadratic Equations and Parabolas -> 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.       Log On

Ad: You enter your algebra equation or inequality - Algebrator solves it step-by-step while providing clear explanations. Free on-line demo .
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

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.

Answer by richard1234(5390) About Me  (Show Source):
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).