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Vlad1618 [11]
3 years ago
8

What planet was calculated to exist before it was actually seen?

Biology
2 answers:
STALIN [3.7K]3 years ago
6 0
Neptune dnenebebebebebebe e
ZanzabumX [31]3 years ago
5 0

Answer:

The planet NEPTUNE  was mathematically predicted before it was directly observed.

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