Advertisements
Advertisements
प्रश्न
Using prime factorization method, find which of the following numbers are perfect square?
343
Advertisements
उत्तर
343 = 7 x 7 x 7
Grouping them into pairs of equal factors:
343 = (7 x 7) x 7
The last factor, 7 cannot be paired. Hence, 343 is not a perfect square.
APPEARS IN
संबंधित प्रश्न
Which of the following numbers are perfect square?
32
Which of the following numbers are perfect square?
79
Which of the following numbers are perfect square?
121
Using prime factorization method, find which of the following numbers are perfect square?
189,
Using prime factorization method, find which of the following numbers are perfect square?
11025
By what number should each of the following numbers be multiplied to get a perfect square ? Also, find the number whose square is the new number.
3468
What is next square number of 49?
The product of two perfect squares is a perfect square.
How many square metres of carpet will be required for a square room of side 6.5 m to be carpeted.
A king wanted to reward his advisor, a wise man of the kingdom. So he asked the wiseman to name his own reward. The wiseman thanked the king but said that he would ask only for some gold coins each day for a month. The coins were to be counted out in a pattern of one coin for the first day, 3 coins for the second day, 5 coins for the third day and so on for 30 days. Without making calculations, find how many coins will the advisor get in that month?
