DETAILS SCALCET8 14.6.517.XP. Find the maximum rate of change of f at the given point and the direction in which it occurs. (x, y) = 4y²/x, (2, 4) maximum rate of change direction 9.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
icon
Related questions
Question
**Problem Statement:**

Find the maximum rate of change of \( f \) at the given point and the direction in which it occurs.

**Function:**
\[ f(x, y) = \frac{4y^2}{x} \]

**Given Point:**
\[ (2, 4) \]

**Solution Boxes:**

- **Maximum Rate of Change:** [ ]
- **Direction:** [ ]
Transcribed Image Text:**Problem Statement:** Find the maximum rate of change of \( f \) at the given point and the direction in which it occurs. **Function:** \[ f(x, y) = \frac{4y^2}{x} \] **Given Point:** \[ (2, 4) \] **Solution Boxes:** - **Maximum Rate of Change:** [ ] - **Direction:** [ ]
### Problem 9

**Task:**
Find the maximum rate of change of \( f \) at the given point and the direction in which it occurs.

**Function:**
\[ f(x, y) = \frac{4y^2}{x} \]

**Point:**
\[ (2, 4) \]

**Required:**
- Maximum rate of change: [ ]
- Direction: [ ]

---

### Problem 10

**Task:**
Suppose that over a certain region of space the electrical potential \( V \) is given by the following equation:

\[ V(x, y, z) = 5x^2 - 3xy + xyz \]

1. **Part (a):** Find the rate of change of the potential at \( P(3, 4, 5) \) in the direction of the vector \( \mathbf{v} \).

   **Rate of Change:**
   [ ]

2. **Part (b):** In which direction does \( V \) change most rapidly at \( P \)?

   **Direction:**
   [ ]

3. **Part (c):** What is the maximum rate of change at \( P \)?

   **Maximum Rate of Change:**
   [ ]

---

### Explanation:
This section aims to assess understanding of multivariate calculus, specifically the calculation of directional derivatives and gradients. These problems require differentiating the given functions and determining rates of change in specified directions or finding the gradient for maximum rates of change.
Transcribed Image Text:### Problem 9 **Task:** Find the maximum rate of change of \( f \) at the given point and the direction in which it occurs. **Function:** \[ f(x, y) = \frac{4y^2}{x} \] **Point:** \[ (2, 4) \] **Required:** - Maximum rate of change: [ ] - Direction: [ ] --- ### Problem 10 **Task:** Suppose that over a certain region of space the electrical potential \( V \) is given by the following equation: \[ V(x, y, z) = 5x^2 - 3xy + xyz \] 1. **Part (a):** Find the rate of change of the potential at \( P(3, 4, 5) \) in the direction of the vector \( \mathbf{v} \). **Rate of Change:** [ ] 2. **Part (b):** In which direction does \( V \) change most rapidly at \( P \)? **Direction:** [ ] 3. **Part (c):** What is the maximum rate of change at \( P \)? **Maximum Rate of Change:** [ ] --- ### Explanation: This section aims to assess understanding of multivariate calculus, specifically the calculation of directional derivatives and gradients. These problems require differentiating the given functions and determining rates of change in specified directions or finding the gradient for maximum rates of change.
Expert Solution
steps

Step by step

Solved in 4 steps

Blurred answer
Recommended textbooks for you
Advanced Engineering Mathematics
Advanced Engineering Mathematics
Advanced Math
ISBN:
9780470458365
Author:
Erwin Kreyszig
Publisher:
Wiley, John & Sons, Incorporated
Numerical Methods for Engineers
Numerical Methods for Engineers
Advanced Math
ISBN:
9780073397924
Author:
Steven C. Chapra Dr., Raymond P. Canale
Publisher:
McGraw-Hill Education
Introductory Mathematics for Engineering Applicat…
Introductory Mathematics for Engineering Applicat…
Advanced Math
ISBN:
9781118141809
Author:
Nathan Klingbeil
Publisher:
WILEY
Mathematics For Machine Technology
Mathematics For Machine Technology
Advanced Math
ISBN:
9781337798310
Author:
Peterson, John.
Publisher:
Cengage Learning,
Basic Technical Mathematics
Basic Technical Mathematics
Advanced Math
ISBN:
9780134437705
Author:
Washington
Publisher:
PEARSON
Topology
Topology
Advanced Math
ISBN:
9780134689517
Author:
Munkres, James R.
Publisher:
Pearson,