Problem 163E: For the following exercises, find a unit normal vector to the surface at the indicated point. 163.... Problem 164E: For the following exercises, find a unit normal vector to the surface at the indicated point. 164.... Problem 165E: For the following exercises, as a useful review for techniques used in this section, find a normal... Problem 166E: For the following exercises, as a useful review for techniques used in this section, find a normal... Problem 167E: For the following exercises, as a useful review for techniques used in this section, find a normal... Problem 168E: For the following exercises, as a useful review for techniques used in this section, find a normal... Problem 169E: For the following exercises, as a useful review for techniques used in this section, find a normal... Problem 170E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 171E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 172E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 173E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 174E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 175E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 176E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 177E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 178E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 179E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 180E: For the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 181E: the following exercises, find the equation for the tangent plane to the surface at the indicated... Problem 182E: For the following exercises, find parametric equations for the normal line to the surface at the... Problem 183E: For the following exercises, find parametric equations for the normal line to the surface at the... Problem 184E: For the following exercises, find parametric equations for the normal line to the surface at the... Problem 185E: For the following exercises, find parametric equations for the normal line to the surface at the... Problem 186E: For the following exercises, find parametric equations for the normal line to the surface at the... Problem 187E: For the following exercises, find parametric equations for the normal line to the surface at the... Problem 188E: For the following exercises, use the figure shown here. 188. The length of line segment AC is equal... Problem 189E: For the following exercises, use the figure shown here. 189. The length of line segment BC is equal... Problem 190E: For the following exercises, use the figure shown here. 190. Using the figure, explain what the... Problem 191E: For the following exercises, complete each task. 191. Show that f(x,y)=exyxis differentiable at... Problem 192E: For the following exercises, complete each task. 192. Find the total differential of the function... Problem 193E: For the following exercises, complete each task. 193. Show that f(x,y)=x2+3y is differentiable at... Problem 194E: For the following exercises, complete each task. 194. Find the total differential of the function... Problem 195E: For the following exercises, complete each task. 195. Let z=f(x,y)=xey. Compute zfrom P( 1 2) to... Problem 196E: For the following exercises, complete each task. 196. The volume of a right circular cylinder is... Problem 197E: For the following exercises, complete each task. 197. See the preceding problem. Use differentials... Problem 198E: For the following exercises, complete each task. 198. Use the differential dz to approximate the... Problem 199E: For the following exercises, complete each task. 199. Let z=f(x,y)=x2+3xyy2. Find the exact change... Problem 200E: The centripetal acceleration of a particle moving in a circle is given by a(r,v)=y2r where v is the... Problem 201E: The radius r and height h of a tight circular cylinder ate measured with possible errors of 4% and... Problem 202E: The base radius and height of a right circular cone are measured as 10 in. and 25 in., respectively,... Problem 203E: The electrical resistance R produced by wiring resistors R and R, in parallel can be calculated from... Problem 204E: The area of an ellipse with axes of length 2a and 2b is given by the formula A = ab. Approximate the... Problem 205E: The period T of a simple pendulum with small oscillations is calculated from the formula T=2Lg .... Problem 206E: Electrical power P is given by P = V2R where V is the voltage and R is the resistance. Approximate... Problem 207E: For the following exercises, find the linear approximation of each function at the indicated point.... Problem 208E: For the following exercises, find the linear approximation of each function at the indicated point.... Problem 209E: For the following exercises, find the linear approximation of each function at the indicated point.... Problem 210E: For the following exercises, find the linear approximation of each function at the indicated point.... Problem 211E: For the following exercises, find the linear approximation of each function at the indicated point.... Problem 212E: [T] Find the equation of the tangent plane to the surface f(x,y)=x2+y2 at point (1. 2. 5), and graph... Problem 213E: [T] Find the equation for the tangent plane to the surface at the indicated point, and graph the... Problem 214E: [T] Find the equation of the tangent plane to the surface z = f(x. y) = sin(x + y2) at point... format_list_bulleted