What two numbers multiply to -381 and add up to -380?

Here we answer the question: "What two numbers multiply to -381 and add up to -380?"

The answer to your question is:

-381 and 1

Below we illustrate and prove that -381 and 1 multiply to -381 and add up to -380:

-381 × 1 = -381
-381 + 1 = -380

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

x² - 380x - 381 = 0

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

(x - 381 ) (x + 1)

To summarize, since -381 and 1 multiply to -381 and add up -380, you know that the following is true:

x² - 380x - 381 = (x - 381 ) (x + 1)

Multiply To One Number and Add Up To Another
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