Find the point P where the line x = 1 + t, y = 2t, z = -3t intersects the plane x + y - z = 2.?

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please help

2007-10-04 13:11:59 · 3 answers · asked by garrett m 1 in Science & Mathematics ➔ Mathematics

Ok

x = 1 + t
y = 2t
z = -3t

plug them in the plane equation. sorry i have to go!

2007-10-04 13:15:00 · answer #1 · answered by Axis Flip 3 · 0⤊ 0⤋

Substitute
(1+t) + (2t) - (-3t) = 2
6t + 1 = 2
t = 1/6
x = 7/6, y= 1/3, z= -(1/2) are the coordinates.

Doug

2007-10-04 13:19:17 · answer #2 · answered by doug_donaghue 7 · 0⤊ 0⤋

2007-10-04 13:14:29 · answer #3 · answered by babak 1 · 0⤊ 1⤋