9720
The square root of 200 ≈ 14.14213562373. If you were to use rational numbers, you could multiply 100 by 2.
81 and 9 if you add them. 4 and 25 if you multiply them.
There is no true answer to the square root of twenty, Because you can't multiply two of the same numbers to make twenty.
35
There are no numbers that you can multiply by itself that would make a negative number.
352
Multiplicands.
The complex conjugate pair 1 ± 3.7417i where i is the imaginary square root of -1.
21 multiplies to 21 to make it 441
The complex conjugate pair3.5 - 15.387iand3.5 + 15.387iwhere i is the imaginary square root of -1.
2x7
No. There are infinitely many square numbers and the universe would run out of resources before all square numbers can be listed. However, you can make a start on the project. Take the first integer, 1.Multiply it by itself.Go to the next integer.Repeat from the top.