4. Given 25_3__8 what digits must be placed in the blank to make it divisible by 9? 10 and 8 6 and 3 5 and 7 8 and 9 5. Which of the following numbers is a prime number? 9917 9953 9991 9901 6. What is the GCF of 16, -24, and - 40 4 8 6 2

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Please answer question 1-3
4. Given 25_3__8 what digits must be placed in the blank to make it divisible by 9?
10 and 8
6 and 3
5 and 7
8 and 9
5. Which of the following numbers is a prime number?
9917
9953
9991
9901
6. What is the GCF of 16, -24, and - 40
4
8
6
2
Transcribed Image Text:4. Given 25_3__8 what digits must be placed in the blank to make it divisible by 9? 10 and 8 6 and 3 5 and 7 8 and 9 5. Which of the following numbers is a prime number? 9917 9953 9991 9901 6. What is the GCF of 16, -24, and - 40 4 8 6 2
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