i need justification please Exercise 1. Tangent plane (15 pts) Let (S) be the surface given...

Question

Question

Exercise 1. Tangent plane (15 pts) Let (S) be the surface given by the following equation. x+y2 = 1+z2

An equation of the tangent plane to (S) at A(1,2,2) is: a. 2x + 4y – 4z = 1 b. x + y -z = 0 c. x + 2y – 2z = 1 d. x + y - z=

Exercise 3. Chain rule (15 pts) Let f(x,y,z) = xy +z -5, x=r+2s, y = 2r – sec(s), z =s

af Then ar is: a. r - sec(s) b. sec(s) c. r+s+ sec(s) d. 4r + 4s – sec(s)

i need justification please

math algebra

Answer 1

Answer #1

(1) 2 2 Let (34,2)= ut 5-3-1, then of 221, 22, 23 > (1,2,3) 2 22 , Ч, Ч7 The equation of tangent Plane is 3(1-1) +y (9-2) – ч

Answer 2

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