Hcf of 12 15 and 21
WebThe HCF of 12, 15 and 21 by the long division method is as follows: First, we need to divide the number 15 by 12, as given below. The HCF of 12 and 15 is 3 and the HCF of 3 and 21 is 3 Therefore, the HCF (12, 15, 21) = 3 HCF of 12, 15 and 21 by Listing Common Factors WebSep 26, 2024 · Factorization of 12, 15 and 21 Here, 31 is the smallest power of the common factor 3. So, HCF (12, 15, 21) = 3 22 × 31 × 51 × 71 are the greatest powers of the prime …
Hcf of 12 15 and 21
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WebMar 29, 2024 · Ex 1.2 , 3 (Method 1) Find the LCM and HCF of the following integers by applying the prime factorisation method. 12, 15 and 21 H.C.F = Product of smallest power of each common prime factor = 31 = 3 L.C.M … WebFind the LCM and HCF of 12, 15 and 21 by applying the prime factorization method. [2 MARKS] Solution Prime factorisation : 1 Mark H.C.F : 0.5 Mark L.C.M : 0.5 Mark 2 12 2 6 …
WebWhat is the HCF 12, 15 and 21? The Highest Common Factor (HCF) or the Greatest Common Divisor (GCD) of 12, 15 and 21 is 3. The only common prime factor of 12, 15 and 21 is 3. Hence, the Highest Common Factor of 12, 15 and 21 is 3. Figure out mathematic tasks Math is a subject that can be difficult to understand, but with practice and patience ... Web12, 15 and 21 Solution Solve for the H.C.F and L.C.M of the given numbers The prime factors of the given numbers are 12 = 2 × 2 × 3 = 2 2 × 3 1 15 = 3 × 5 = 3 1 × 5 1 21 = 3 × 7 = 3 1 × 7 1 The common factor = 3 ∴ H.C.F. ( 12, 15, 21) = 3 Now calculating the Least Common Multiple (LCM) of 12, 15 and 21 ∴ L.C.M. ( 12, 15, 21) = 2 2 × 5 1 × 3 1 × 7 1
Web14 rows · So, HCF (12, 15) = 3. If you want to cross-check the answer, place the values in the highest ... Webhence HCF and LCM of 12,21,15 are. option (c) 3,420. #Learn more: Hcf of 32,36,40,42find their hcf. brainly.in/question/5083340. Advertisement Advertisement Brainly User Brainly …
WebApr 3, 2024 · HCF stands for highest common factor which is a common factor for all the given numbers but the highest one in the lot. Complete step-by-step answer: (i). Factors of 12 = 1 × 2 × 2 × 3 Factors of 15 = 1 × 3 × 5 Factors of 21 = 1 × 3 × 7 HCF (12, 15, 21) = 3 LCM (12, 15, 21) = 2 × 2 × 3 × 5 × 7 = 420 (ii). Factors of 17 = 1 × 17
WebSep 30, 2012 · What is the HCF and LCM of 12 and 15 and 24? The GCF is 3. The LCM is 120. What is the HCF of 40 and 12? The HCF of 40 & 12 is... 4. I need to know which pair of numbers in relatively prime 10 and 21 or 12 and 54 or 15 and 27 or 21 and 38? hcf(10, 21) = 1 ⇒ 10 & 21 relatively prime hcf(12, 54) = 6 ⇒ 12 & 54 … headset estéreo dell pro – wh1022WebMar 29, 2024 · Transcript. Ex 1.2 , 3 (Method 1) Find the LCM and HCF of the following integers by applying the prime factorisation method. (iii) 8, 9 and 25 8 = 2 × 2 × 2 = 23 9 = 3 × 3 = 32 25 = 5 × 5 = 52 H.C.F = Product of smallest power of each common prime factor = 1 L.C.M = Product of greatest power of each prime factor = 23 × 32 × 52 = 8 × 9 × ... headset esportivoWebFind the LCM and HCF of \ ( 12,15 \) and 21 by the prime factorization method Find the LCM and HCF of 6 and 20 by the prime factorization method vill have a terminating decimal expansion or a non-terminatin Solution Verified by Toppr Was this answer helpful? 0 0 Similar questions Find the HCF of the following. 12,16 and 28. Medium View solution > gold tip blemished arrow shaftsWebHighest Common Factor of 12,15,21 is 3. Step 1: Since 15 > 12, we apply the division lemma to 15 and 12, to get. 15 = 12 x 1 + 3. Step 2: Since the reminder 12 ≠ 0, we apply … headset ergonomicsWebApr 12, 2024 · What is the HCF of the smallest prime number and the snal 7 d 5. Write the number of zeroes in the end of the number whose prime factorisation is (CBSE 2024) 6. 2.7×53×32×17 HCF × LCM of 105 and 120 . 7. Given that HCF(135,225)=45, find the LCM(135,225) 8. the LCM of two numbers is 182 and their HCF is 13. headset estéreo com fio usb logitech h390WebThe factors of 120 are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120. The common factors of 20, 50 and 120 are 1, 2, 5 and 10. (Include only the factors common to all three numbers.) The greatest common factor of … headset expander plugWebFollow the steps mentioned below to solve the problems of HCF. Step 1: Write the given numbers horizontally, in a sequence, by separating them with commas. Step 2: Find the smallest prime number which can divide the given number. It should exactly divide the given numbers. (Write on the left side). Step 3: Now write the quotients. gold tip cbd cartridge dhgate