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## Find the LCM and HCF of the following integers by applying the prime factorisation method. (i) 12, 15 and 21 (ii) 17, 23 and 29 (iii) 8, 9 and 25

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The prime factorisation method for solving LCM and HCF for class 10th students. This is very important for class 10th ...Read more

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## Express each number as a product of its prime factors: (i) 140 (ii) 156 (iii) 3825 (iv) 5005 (v) 7429

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The best method of prime factors of class 10th maths. This is the important question of class 10th. I want ...Read more

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## Use Euclid’s division lemma to show that the cube of any positive integer is of the form 9m, 9m + 1 or 9m + 8.

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How can i easily solve the question of class 10th maths question the chapter name is real number exercise 1.1. ...Read more

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## Use Euclid’s division lemma to show that the square of any positive integer is either of the form 3m or 3m + 1 for some integer m.

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The important question of class 10th maths of exercise 1.1 quesion no. 4 how can i solve easily because its ...Read more