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/ â Home: 2017F-CKve 1) Find TheLine à \te The SurfaceAre -Min.. ssum -C secure https://webwork.rowan.edu/webwork2/2017F alcu.. 1230 10 waterpeace/quiz, mode/ch14-quiz surfaã XY, e The Surface A. \ e Given U(x, T) = \ e Search X à ate peace v1/ Problem 17. PREVIEW ONLY ANSWERS NOT RECORDED (1 point) Find the linearization of the function f(z, y)-V96. 3z2-3y2 at the point(2,-5) L(z, y) = Use the linear approximation to estimate the value of f(1.9,-4.9) Note: You can earn partial credit on this problem. Entered | Answer Preview Problem 18. PREVIEW ONLY ANSWERS NOT RECORDED (1 point) Suppose z = z2 sin y, z =-282 + 5t2, y =-4st.