myopenmath.com Progresssaved Done IE) W' 5 0 Question 16 v E 0/1 pt '0 3 8 99 G) Details Use the total differential to approximate the change in a function of two variables. Find the differential of the function f(:n, y) = 4x2 5mg 6y2 at the point (4, 1) using Ax = 0.3 and Ag 2 0.25 . Now find A2: and compare it to your answer above Hint: If entering a decimal, round to at least 5 places Question Help: IE] Video Submit Question Done myopenmathcom AA 0 Homework 4.4 Tangent Planes and Linear Approximations Score: 4/15 0/18 answered Progress saved Done (SJ 15' 0 Question 18 v E 0/1 pt '0 3 23 99 G) Details Find the differential of the function f(:c, y) = 2:369 at the point (3, 4) using Ax = 0.25 and Ay = 0.25 . Now find A2: and compare it to your answer above Hint: If entering a decimal, round to at least 5 places Question Help: Video Submit Question Done myopenmathcom AA 0 Homework 4.4 Tangent Planes and Linear Approximations Score: 4/15 0/18 answered Progress saved Done (SJ 15' 0 Question 11 v E 0/1 pt '0 3 23 99 G) Details Use the tangent plane to approximate a function of two variables at a point. Use a tangent plane to approximate the value of the following function at the point ( 0.9, 5.1). Give your answer accurate to 4 decimal places. an, y) = 1/ 108 2:8 .92 Submit Question _ Q @ Done 8 myopenmath.com AA 0 Homework 4.4 Tangent Planes and Linear Approximations Score: 4/15 0/18 answered Progress saved Done (SJ 15' 0 Question 12 v E 0/1 pt '0 3 23 99 G) Details Use the tangent plane to approximate a function of two variables at a point. Use a tangent plane to approximate the value of the following function at the point ( 7.9, 9.9): f(:c, y) = arctan(my2 l 801) Present you answer accurate to four decimal places. Submit Question Done myopenmathcom AA 0 Homework 4.4 Tangent Planes and Linear Approximations Score: 4/15 0/18 answered Progress saved Done (SJ 15' 0 Question 17 v E 0/1 pt '0 3 23 99 G) Details Find the differential of the function f(:c, y) = 3m at the point (7, 4) using Am = 0.3 and Ag = 0.3 . Now find A2 and compare it to your answer above Hint: If entering a decimal, round to at least 5 places Question Help: Video Submit