How far away is the closest star?
Proxima-Centauri.
Proxima Centauri, a red dwarf star in the Alpha Centauri system that includes Alpha Centauri A and B, is the closest star to Earth. It is located 4.25 light-years from the Sun.
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Apart from the Sun, Proxima Centauri is the star closest to Earth, at a distance of about 4.24 light-years.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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