An equation of the tangent plane to the surface $3 z = x ^ { 2 } + y ^ { 2 } - 2$ at (-2, -4, 6) is

A) $4 x - 8 y + 3 z = - 22$
B) $4 x + 8 y + 3 z = - 22$
C) $4 x + 8 y - 3 z = - 22$
D) $4 x - 8 y - 3 z = - 22$
E) $- 4 x + 8 y + 3 z = - 22$

Question

An equation of the tangent plane to the surface $3 z = x ^ { 2 } + y ^ { 2 } - 2$ at (-2, -4, 6) is

A) $4 x - 8 y + 3 z = - 22$
B) $4 x + 8 y + 3 z = - 22$
C) $4 x + 8 y - 3 z = - 22$
D) $4 x - 8 y - 3 z = - 22$
E) $- 4 x + 8 y + 3 z = - 22$

Quizplus · Accepted Answer

The Answer of An equation of the tangent plane to the surface $3 z = x ^ { 2 } + y ^ { 2 } - 2$ at (-2, -4, 6) is

A) $4 x - 8 y + 3 z = - 22$
B) $4 x + 8 y + 3 z = - 22$
C) $4 x + 8 y - 3 z = - 22$
D) $4 x - 8 y - 3 z = - 22$
E) $- 4 x + 8 y + 3 z = - 22$

An Equation of the Tangent Plane to the Surface 3z=x2+y2−23 z = x ^ { 2 } + y ^ { 2 } - 23z=x2+y2−2