Math, asked by arnav9499, 6 months ago

LCM of 28,35,56 and 84​

Answers

Answered by Anonymous
5

The instructions to find the LCM of 28, 35, 56 and 84 are the next:

1. Decompose all numbers into prime factors

28 2 14 2 7 7 1 35 5 7 7 1 56 2 28 2 14 2 7 7 1 84 2 42 2 21 3 7 7 1 .

2. Write all numbers as the product of its prime factors

Prime factors of 28 = 22 . 7

Prime factors of 35 = 5 . 7

Prime factors of 56 = 23 . 7

Prime factors of 84 = 22 . 3 . 7

Answered by kumarvedant513
1

Answer:

sabse pehle bro 2 se divisble karna toh tumko katne par 14,35,28,42 bach jayega

phir tum 2 se divisble karna toh phir 7,35,14,21 bach jayega

phir last mai 7 se karna toh 1,5,2,3 remain rahega phir toh katega nhi multiply kar dena

2×2×7×5×2×3

Answer:840.

please mark me brainliest.

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