What two numbers multiply to -684 and add up to -340?

Here we answer the question: "What two numbers multiply to -684 and add up to -340?"

The answer to your question is:

-342 and 2

Below we illustrate and prove that -342 and 2 multiply to -684 and add up to -340:

-342 × 2 = -684
-342 + 2 = -340

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

x² - 340x - 684 = 0

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

(x - 342 ) (x + 2)

To summarize, since -342 and 2 multiply to -684 and add up -340, you know that the following is true:

x² - 340x - 684 = (x - 342 ) (x + 2)

Multiply To One Number and Add Up To Another
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