What two numbers multiply to -624 and add up to -623?

Here we answer the question: "What two numbers multiply to -624 and add up to -623?"

The answer to your question is:

-624 and 1

Below we illustrate and prove that -624 and 1 multiply to -624 and add up to -623:

-624 × 1 = -624
-624 + 1 = -623

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

x² - 623x - 624 = 0

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

(x - 624 ) (x + 1)

To summarize, since -624 and 1 multiply to -624 and add up -623, you know that the following is true:

x² - 623x - 624 = (x - 624 ) (x + 1)

Multiply To One Number and Add Up To Another
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