SOLUTION: Will someone help me to show that the 4 points (2,0,1), (-1,2,3), (3,2,2) and (3,-6,-3) lie in a plane.
Thanks
-Nick.
Algebra.Com
Question 334428: Will someone help me to show that the 4 points (2,0,1), (-1,2,3), (3,2,2) and (3,-6,-3) lie in a plane.
Thanks
-Nick.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
P1, P2, P3, and P4 are coplanar if and only if the determinant
below equals 0
----------------
x1 y1 z1 1
x2 y2 z2 1
x3 y3 z3 1
x4 y4 z4 1
==========================
Cheers,
Stan H.
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