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Using the same function as the previous question, f(x,y) - In(x² + y), answer the following questions: (a) Determine D,(2,3) with v = (1,5) (b) What is the angle, in radians, between v and VJ(2,3)?

Using the same function as the previous question, f(x,y) - In(x² + y), answer the following questions: (a) Determine D,(2,3) with v = (1,5) (b) What is the angle, in radians, between v and VJ(2,3)?

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Hello, i am really struggling with number 3 because I don't understand how to do the problem, can you please help me with it because I am struggling, can you please label the parts and can you do it step by step so I can follow along and understand how you did number 3 so I can follow along

) Given f(x,y)= ln(z² + y), answer the following questions: (n) Explain in one or two sentences why ƒ(z,y) is differentiable at the point (2,3). (b) Determine the equation of the tangent plane at the point (2,3). Using the same function as the previous question, f(r,y) - In(x² + y), answer the following questions: (n) Determine D, (2,3) with v= (1,5) (b) What is the angle, in radians, between v and V/(2,3)?
Transcribed Image Text:) Given f(x,y)= ln(z² + y), answer the following questions: (n) Explain in one or two sentences why ƒ(z,y) is differentiable at the point (2,3). (b) Determine the equation of the tangent plane at the point (2,3). Using the same function as the previous question, f(r,y) - In(x² + y), answer the following questions: (n) Determine D, (2,3) with v= (1,5) (b) What is the angle, in radians, between v and V/(2,3)?
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