25 is the smallest two didgit squared number
64
Hint, but not your answer: You know your answer has to be between 11 and 99. Furthermore, it has to be a square. One, two, and three when squared are still single digit numbers. Four squared is 16, which is not squaring the ones digit. Keep going...
' 100 ' is the square of 10.
The only other single-digit number higher than 5 which is a prime number is 7 - 9 is equal to 3 squared, and is thus not a prime number.
Any two digit nuber from 10-99 can be squared or cubed.
10. Any number can be squared or cubed.
25 is the smallest two didgit squared number
The first squared number that is a multiple of 10 is three digits.
If its squared rott is 50, the number must be 2500, which is not a 2-digit number.
300
64
Hint, but not your answer: You know your answer has to be between 11 and 99. Furthermore, it has to be a square. One, two, and three when squared are still single digit numbers. Four squared is 16, which is not squaring the ones digit. Keep going...
' 100 ' is the square of 10.
The least 2-digit prime number is 11. Thus, 11 squared is 121.
1225 any number that ends in 5, when squared, follows the following rule: the first digit/s multiplied by that digit +1 and put 25 on the end. i.e. 35 squared = 3x4 (12) and 25 on the end (1225) 95 squared = 9025 135 squared = 18225
The number 64 is equal to ±8 squared and 4 cubed.