The numbers that add together to get 25 could be 12 and 13, for example. For the squared numbers that add together to equal 313, one possible pair is 14 and 15, since (14^2 + 15^2 = 196 + 225 = 421), which is incorrect. The correct pair is ( \sqrt{313} ) and 0, or more accurately, ( 10^2 + 17^2 = 100 + 289 = 389 ).
The numbers are: -11 -sq rt of 313 and -11 +sq rt of 313
313
1 and 313 (313 is a prime number).
x x 313 = (x)(313) = 313x
127
The numbers are: -11 -sq rt of 313 and -11 +sq rt of 313
-313
-313
313
1 and 313 (313 is a prime number).
313 is a prime so radical 313 cannot be simplified.
97969
It is: 334 -313 = 21
x x 313 = (x)(313) = 313x
To mentally estimate the product of 313 and 489, you can round both numbers to the nearest hundred to simplify the calculation. 313 rounds to 300 and 489 rounds to 500. Multiply these rounded numbers together to get 300 x 500 = 150,000. This is a rough estimate of the product of 313 and 489.
127
313 + 406 = 719