Find all complementary functions of the equation 25y" 40y + 16y = 0 a. e4x/5cOSX, e4x/5sinx b. e4x/5, xe4x/5 C. e5x/4, xe5x/4 d. e4x/5, x²e4x/5 O O a

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
Question
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**Question:**

Find all complementary functions of the equation:

\[ 25y'' - 40y' + 16y = 0 \]

**Options:**

a. \( e^{4x/5} \cos x, e^{4x/5} \sin x \)

b. \( e^{4x/5}, xe^{4x/5} \)

c. \( e^{5x/4}, xe^{5x/4} \)

d. \( e^{4x/5}, x^2 e^{4x/5} \)

---

**Answer Choices:**

- ○ a
- ○ b
- ○ c
- ○ d
Transcribed Image Text:**Question:** Find all complementary functions of the equation: \[ 25y'' - 40y' + 16y = 0 \] **Options:** a. \( e^{4x/5} \cos x, e^{4x/5} \sin x \) b. \( e^{4x/5}, xe^{4x/5} \) c. \( e^{5x/4}, xe^{5x/4} \) d. \( e^{4x/5}, x^2 e^{4x/5} \) --- **Answer Choices:** - ○ a - ○ b - ○ c - ○ d
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