Closest 82051
On the line p: 2x + y + 1 = 0, find the point A ∈ p that is closest to the point P =(1,0)
Correct answer:

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You need to know the following knowledge to solve this word math problem:
- geometry
- analytic geometry
- arithmetic
- square root
- planimetrics
- right triangle
- basic functions
- maximum
- minimum
Units of physical quantities:
Grade of the word problem:
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