A number is a basic component of mathematics. Numbers are used for counting, measuring, keeping things in order, indexing, etc. We have different types of numbers based on their properties such as natural numbers, whole numbers, rational and irrational numbers, integers, real numbers, complex nu...
What is the HCF of 12, 18, 21? View Solution What is the HCF of 64, 120 and 144? View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions KC Sinha Solutions for Maths Cengage Solutions for Maths DC Pandey Solutions for Physics ...
52. What is the HCF of 18 and 28? 8 10 2 6 Answer The correct answer is:D) 6 Explanation The explanation is: 18 has two prime factors: 21and 32(since 18 = 2 * 3 * 3). 28 have two prime factors: 22and 71(since 28 = 2 * 2 * 7). ...
解析 (1) Solutions: The HCF of two consecutive numbers is 1 Example: The HCF of 2 and 3 is 1 (2) The HCF of two consecutive even numbers i s 2 Example: The HCF of 2 and 4 is 2 (3) The HCF of two consecutive odd numbers is 1 Example: The HCF of 3 and 5 is 1 ...
解析 (1) Solutions: The HCF of two consecutive numbers is 1 Example: The HCF of 2 and 3 is 1 (2) The HCF of two consecutive even numbers i s2 Example: The HCF of 2 and 4 is 2 (3) The HCF of two consecutive odd numbers is 1 Example: The HCF of 3 and 5 is 1 ...
What is HCF - HCF:A common factor of two or more numbers is a factor that is shared by the numbers. The highest common factor (HCF) of those numbers is found by finding all common factors of the numbers and selecting the largest one. For example, 8 and 1
-42:21×31×71 -168:23×31×71 -210:21×31×51×71 The common prime factors are: -21 -31 -71 Step 3: Calculate the HCF To find the HCF, we take the lowest power of each common prime factor: - For2: the lowest power is21 ...
Multiples of 3 are 3,6, 9,12, 15,18, 21, 24, 27, 30. The common multiples of 2 and 3 are 6,12 and 18. The least of these common factor is 6 so, the LCM of 2 and 3 is 6. Hence, Sam and Annie will write together again on the 6th day from the current day. ...
解析 【解析】 (1) Solutions: The HCF of two consecutive numbers is 1 Example: The HCF of 2 and 3 is 1 (2) The HCF of two consecutive even numbersi s2 Example: The HCF of 2 and 4 is 2 (3) The HCF of two consecutive odd numbers is 1 Example: The HCF of 3 and 5 is 1 ...
What is the HCF of Two Consecutive Odd Numbers? TheHighest Common Factor (HCF)of any two consecutive odd numbers is always 1. For example, the HCF of 13 and 15 is 1. What are Even and Odd Numbers? Allwhole numberscan be categorized into two parts:even and odd numbers. Even numbers ...