Advertisements
Advertisements
प्रश्न
Using prime factorisation, find which of the following are perfect squares.
11250
Advertisements
उत्तर
Prime factors of 11250 = 2 × (3 × 3) × (5 × 5) × (5 × 5)
As grouping, 2 has no pair.
| 2 | 11250 |
| 3 | 5625 |
| 3 | 1875 |
| 5 | 625 |
| 5 | 125 |
| 5 | 25 |
| 5 | 5 |
| 5 | 1 |
So, 11250 is not a perfect square.
APPEARS IN
संबंधित प्रश्न
Find the square root of the following number by the prime factorisation method.
5929
Find the square root of the following number by the prime factorisation method.
9216
Find the squares of the following numbers using column method. Verify the result by finding the square using the usual multiplication:
25
Find the square root of each of the following by prime factorization.
441
Find the square root the following by prime factorization.
1156
The area of a square field is 5184 cm2. A rectangular field, whose length is twice its breadth has its perimeter equal to the perimeter of the square field. Find the area of the rectangular field.
Find the square roots of 121 and 169 by the method of repeated subtraction.
By splitting into prime factors, find the square root of 396900.
A man, after a tour, finds that he had spent every day as many rupees as the number of days he had been on tour. How long did his tour last, if he had spent in all ₹ 1,296
A square board has an area of 144 square units. How long is each side of the board?
