Mathematics, 22.02.2021 20:50 armstrongstang420
When flying faster than the speed of light, an airplane that flies parallel to the ground forms sound waves in the shape of a cone behind it. The waves intersect the ground in the shape of a hyperbola, with the airplane directly above the center of this hyperbola.
If you hear a sonic boom along the hyperbola x^2/81 - y^2/4 = 1, what is the shortest horizontal distance you could be to the airplane?
show work please!!
Answers: 3
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Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?
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