Write the equation for the plane.The plane through the point P(3, -2, -5) and normal to n = -4i - 8j + 7k.
A. 3x - 2y + 5z = 7
B. 4x + 8y - 7z = 7
C. -4x - 8y + 7z = -31
D. -3x + 2y - 5z = 7
Answer: C
Mathematics
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