Find an equation of the tangent plant to the surface $z = x ^ { 2 } + 2 y ^ { 2 }$ at the point $( 1,1,3 )$ .
A) $z = x + y + 1$

B) $z = x + 2 y$
C) $z = x - y + 3$
D) $z = x - 2 y + 4$
E) $z = 2 x + 2 y - 1$
F) $z = 2 x + 4 y - 3$

G) $z = 2 x - 2 y + 3$

H) $z = 2 x - 4 y + 5$

Question

Find an equation of the tangent plant to the surface $z = x ^ { 2 } + 2 y ^ { 2 }$ at the point $( 1,1,3 )$ .
A) $z = x + y + 1$

B) $z = x + 2 y$ 
C) $z = x - y + 3$ 
D) $z = x - 2 y + 4$ 
E) $z = 2 x + 2 y - 1$ 
F) $z = 2 x + 4 y - 3$

G) $z = 2 x - 2 y + 3$

H) $z = 2 x - 4 y + 5$

Quizplus · Accepted Answer

The Answer of Find an equation of the tangent plant to the surface $z = x ^ { 2 } + 2 y ^ { 2 }$ at the point $( 1,1,3 )$ .
A) $z = x + y + 1$

B) $z = x + 2 y$ 
C) $z = x - y + 3$ 
D) $z = x - 2 y + 4$ 
E) $z = 2 x + 2 y - 1$ 
F) $z = 2 x + 4 y - 3$

G) $z = 2 x - 2 y + 3$

H) $z = 2 x - 4 y + 5$

Find an Equation of the Tangent Plant to the Surface z=x2+2y2z = x ^ { 2 } + 2 y ^ { 2 }z=x2+2y2