Find the equation of the plane

2013-05-16 9:28 pm
Find the equation of the plane that is exactly halfway between
2x + 3(y - 1) - 7z = 17
and
4x + 6y - 100 = 14z

回答 (1)

2013-05-16 9:41 pm
✔ 最佳答案
2x + 3(y - 1) - 7z = 17
2x + 3y - 3 - 7z = 17
2x + 3y - 7z = 20
4x + 6y - 14z = 40......(1)
4x + 6y - 14z = 100......(2)
so plane half way in between is
4x + 6y - 14z = (40 + 100)/2 = 70
2x + 3y - 7z = 35.


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