Maths Brain - VideoAndMovie

I prepare students for IIT-JEE Entrance Exam. You will find all videos related to conceptual understanding required to crack IIT-JEE Exam, and also to get 95+ marks in your Board Exams.

Sonia takes 18 minutes to drive one round of the field, while Ravi takes 12 minutes for the same.

5:50

Sonia takes 18 minutes to drive one round of the field, while Ravi takes 12 minutes for the same.

Explain why 7 x 11 x 13 + 13 and 7 x 6 x 5 x 4 x 3 x 2 x 1 + 5 are composite numbers

5:33

Explain why 7 x 11 x 13 + 13 and 7 x 6 x 5 x 4 x 3 x 2 x 1 + 5 are composite numbers

Check whether '6 raise to n' can end with the digit 0 for any natural number n.

3:53

Check whether '6 raise to n' can end with the digit 0 for any natural number n.

Given that HCF (306,657) = 9, find LCM (306,657)

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Given that HCF (306,657) = 9, find LCM (306,657)

Find the LCM and HCF of three integers by applying the prime factorisation method

10:52

Find the LCM and HCF of three integers by applying the prime factorisation method

Find the LCM and HCF of the pairs of integers and verify that LCM x HCF = product of two numbers

19:01

Find the LCM and HCF of the pairs of integers and verify that LCM x HCF = product of two numbers

Find the HCF of 96 and 404 by the prime factorisation method. Hence, find their LCM.

4:51

Find the HCF of 96 and 404 by the prime factorisation method. Hence, find their LCM.

Find the LCM and HCF of 6 and 20 by the prime factorisation method

3:17

Find the LCM and HCF of 6 and 20 by the prime factorisation method

Find the HCF and LCM of 6, 72 and 120, using the prime factorisation method.

4:58

Find the HCF and LCM of 6, 72 and 120, using the prime factorisation method.

Check whether there is any value of n for which '4 raise to n' ends with the digit zero.

3:51

Check whether there is any value of n for which '4 raise to n' ends with the digit zero.

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

11:53

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

Relationship between HCF & LCM of two positive integers

2:05

Relationship between HCF & LCM of two positive integers

HCF & LCM using Prime Factorisation Method

3:25

HCF & LCM using Prime Factorisation Method

Fundamental Theorem of Arithmetic

2:42

Fundamental Theorem of Arithmetic

Prime and Composite Numbers

2:47

Prime and Composite Numbers

Concept of Factors, Multiples, HCF & LCM

5:24

Concept of Factors, Multiples, HCF & LCM

Understanding Real Numbers

4:58

Understanding Real Numbers