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Question

The value(s) of y for which the following pair of equations x^2+y^2+16=0 and x^2-3y+12=0 may have a real common solution, are

Accepted Answer

Because x² + y² + 16 = 0 has no real solutions, ∀ sets containing x² + y² + 16 = 0, no real solutions may exist. ∴ the solution is no y