Mathegoras

Complex numbers › The complex plane › Extremes of the modulus

Minimum distance between points on circles

High school · ●○○○○ 10 pts

Let zz and ww be complex numbers such that ∣z∣=2|z| = 2 and ∣w∣=5|w| = 5. Find the smallest possible value of ∣w−z∣|w - z|.

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triangle inequality