1 x 128, 2 x 64, 4 x 32, 8 x 16, 16 x 8, 32 x 4, 64 x 2, 128 x 1.
A number multiplied by itself added to itself equals 30. What are the two possible numbers?
313
The numbers are: -25 and -30
8 & 16
421 and 23
41x2=82
-19
23
81.9 and 10 are two numbers which, when multiplied together, make 819.
21 x 3
8.31 comes closest.
How about: 5*275 = 1375