Given the function of three variables f (x, y, z) = xy + xz + yz, evaluate f (-9, 9, -3).
A) -72
B) -78
C) -86
D) -81

Name: Given the function of three variables f (x, y, z) = xy + xz + yz, evaluate f (-9, 9, -3). A) -72 B) -78 C) -86 D) -81
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The Answer of Given the function of three variables f (x, y, z) = xy + xz + yz, evaluate f (-9, 9, -3).
A) -72
B) -78
C) -86
D) -81

Given the Function of Three Variables F (X, Y, Z)