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48. A student made the following statements regarding the expansion of (a + b)* written in descending powers of a. Statement 1: The total number of terms is 5. Statement 2: The sum of the coefficients of all terms is 14. Statement 3: For the term 4a³bm, the value of m is 1. 4! Statement 4: The coefficient of the first term is 1!x(4-1)!" Which of the following statement/s is/are true? A. Statement 1 B. Statements 1 and 4 C. Statements 1, 2 and 3 D. Statements 1 and 3 only

48. A student made the following statements regarding the expansion of (a + b)* written in descending powers of a. Statement 1: The total number of terms is 5. Statement 2: The sum of the coefficients of all terms is 14. Statement 3: For the term 4a³bm, the value of m is 1. 4! Statement 4: The coefficient of the first term is 1!x(4-1)!" Which of the following statement/s is/are true? A. Statement 1 B. Statements 1 and 4 C. Statements 1, 2 and 3 D. Statements 1 and 3 only

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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48. A student made the following statements regarding the expansion of (a + b)ª written in descending powers of a. Statement 1: The total number of terms is 5. Statement 2: The sum of the coefficients of all terms is 14. Statement 3: For the term 4a³bm, the value of m is 1. 4! Statement 4: The coefficient of the first term is 1!x(4-1)!" Which of the following statement/s is/are true? A. Statement 1 only C. Statements 1, 2 and 3 B. Statements 1 and 4 D. Statements 1 and 3
Transcribed Image Text:48. A student made the following statements regarding the expansion of (a + b)ª written in descending powers of a. Statement 1: The total number of terms is 5. Statement 2: The sum of the coefficients of all terms is 14. Statement 3: For the term 4a³bm, the value of m is 1. 4! Statement 4: The coefficient of the first term is 1!x(4-1)!" Which of the following statement/s is/are true? A. Statement 1 only C. Statements 1, 2 and 3 B. Statements 1 and 4 D. Statements 1 and 3
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