Question

MATHEMATICS
Prime factorise 144, 225, 400.
1a)
1b)
What is the relation between square numbers and the
powers of their prime factors? (make a guess by prime
factorising all square numbers upto 150)
What is 10% of 5% of 360?
2a)
2b)
What is the sum of reciprocals of the divisors of 24?
3a)
What are the reminders you will get on division by 10?
What is the maximum reminder you can get?
Will 3 divide 1011121314.....9596979899? will 9 divide this
number?
Pag
3b)​

Answer 1

Answer:

prime factorization:

144 = 2 x 2 x 37

225 = 5 x 5 x 3 x 3

400 = 2 x 2 x 2 x 2 x 5 x 5

Step-by-step explanation:

( the photo given above)