What two numbers multiply to -978 and add up to -977?

Here we answer the question: "What two numbers multiply to -978 and add up to -977?"

The answer to your question is:

-978 and 1

Below we illustrate and prove that -978 and 1 multiply to -978 and add up to -977:

-978 × 1 = -978
-978 + 1 = -977

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

x² - 977x - 978 = 0

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

(x - 978 ) (x + 1)

To summarize, since -978 and 1 multiply to -978 and add up -977, you know that the following is true:

x² - 977x - 978 = (x - 978 ) (x + 1)

Multiply To One Number and Add Up To Another
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