Here we answer the question: "What two numbers multiply to 794 and add up to -399?"
The answer to your question is:
-397 and -2
Below we illustrate and prove that -397 and -2 multiply to 794 and add up to -399:
-397 × -2 = 794
-397 + -2 = -399
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 399x + 794 = 0
If so, the solution to factor the quadratic equation above is:
(x - 397 ) (x - 2)
To summarize, since -397 and -2 multiply to 794 and add up -399, you know that the following is true:
x2 - 399x + 794 = (x - 397 ) (x - 2)
Multiply To One Number and Add Up To Another
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