Advertisements
Advertisements
प्रश्न
Using prime factorization method, find which of the following numbers are perfect square?
189,
Advertisements
उत्तर
189 = 3 x 3 x 3 x 7
Grouping them into pairs of equal factors:
189 = (3 x 3) x 3 x 7
The factors 3 and 7 cannot be paired. Hence, 189 is not a perfect square.
संबंधित प्रश्न
Which of the following numbers are perfect squares?
484
Show that each of the following numbers is a perfect square. Also, find the number whose square is the given number in each case:
14641
Which of the following numbers are perfect square?
11
Which of the following numbers are perfect square?
16
Using prime factorization method, find which of the following numbers are perfect square?
2048
Using prime factorization method, find which of the following numbers are perfect square?
343
By what numbers should each of the following be divided to get a perfect square ? Also, find the number whose square is the new number.
1575
Find the smallest number by which 1152 must be divided so that it becomes a perfect square. Also, find the number whose square is the resulting number.
13 and 31 is a strange pair of numbers such that their squares 169 and 961 are also mirror images of each other. Find two more such pairs.
How many square metres of carpet will be required for a square room of side 6.5 m to be carpeted.
