the two numbers to equal to 63 is 9 and 7.
-17
Not sure about 720 but if the answer were to be 72 then the two numbers are 8 and 9 8 x 9 = 72 8 + 9 = 17
The two numbers in question are 1 and 9. 1 is equal to 1 squared, and 9 is equal to 3 squared.
9
-3, -6
The two numbers that times eachother to equal to 63 are 9 and 7........... (9x7=63)
3 * 27
There are no two real numbers that will add to -9 and multiply to 81. Using complex numbers, the two numbers are: (-9/2 + i9/2√3) and (-9/2 - i9/2√3)
The numbers are 9 and 10.
3 x 9
How about: 8*9 = 72