Find an equation of the plane tangent to the surface xy3z2 = 2 at the point (2, 1, -1) .
A) x = (2 + t) i + (1 + 6t) j + (-1 - 4t) k, t R
B) x + 6y + 4z = 4
C) x + 6y - 4z = 12
D) x + 6y - 4z = 0
E) x + 5y - 4z = 11
Correct Answer:
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