Unformatted text preview: √ 7/3y + 4/3 √ 7  2 3. (a) In general, two planes intersect in a line. However, two parallel planes may not intersect, or they may be the same plane and intersect in a plane. (b) 4x  y = 12, plane (c) x + z = 1, plane (d) y + 4z = 8, plane (e) x = t y = 124 t z =1 + t 4. (a) x + y + z = 0 (b) 2x  3y  z = 4 (c) x + y + z = 4 (d) x + 2z = 7 1...
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 Fall '10
 Impemba

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