9
-0.5625
The numbers are 10 and 5.2
41x2=82
4 - 4.898979*i and 4 + 4.898979*i (to 6 dp) where i is the imaginary square root of -1.
The two numbers that have a product of -240 and a sum of 1 are 16 and -15. This is because 16 multiplied by -15 equals -240, and 16 added to -15 equals 1. These two numbers satisfy both conditions simultaneously.
A number multiplied by itself added to itself equals 30. What are the two possible numbers?
23
313
The numbers are: -25 and -30
-19
The two numbers you are looking for are 48 and -28. When multiplied together, 48 × -28 equals -1344, and when added, 48 + (-28) equals 20.
15.268 and 18.732
49
-0.5625
4
The numbers are 10 and 5.2
-1