Well, see, you are looking for two negative numbers. So: -15 and -42.
-15 and -42 both add to -57 and multiply to 630
The two numbers that multiply to 630 and add to -57 are -15 and -42. This can be derived using the equations xy = 630 and x + y = -57. By solving these equations through substitution and using the quadratic formula, we find the pair of numbers that meet the requirements.
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