Question

Two numbers that multiply to 4 and add up to 10

Answer 1

that is not possible to get. the only numbers that multiply to four are 4x1 and 2x2

Answer 2

Well, there ARE a pair of numbers that will do the job, but they're
irrational numbers, so I can only write them approximately.

The numbers are

9.58257... (rounded)
and
0.41742... (rounded) .