What two numbers multiply to 939 and add up to -940?

Here we answer the question: "What two numbers multiply to 939 and add up to -940?"

The answer to your question is:

-939 and -1

Below we illustrate and prove that -939 and -1 multiply to 939 and add up to -940:

-939 × -1 = 939
-939 + -1 = -940

Are you asking because you are trying to figure out how to factor the following quadratic equation?

x² - 940x + 939 = 0

If so, the solution to factor the quadratic equation above is:

(x - 939 ) (x - 1)

To summarize, since -939 and -1 multiply to 939 and add up -940, you know that the following is true:

x² - 940x + 939 = (x - 939 ) (x - 1)

Multiply To One Number and Add Up To Another
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