What two numbers multiply to -778 and add up to -777?

Here we answer the question: "What two numbers multiply to -778 and add up to -777?"

The answer to your question is:

-778 and 1

Below we illustrate and prove that -778 and 1 multiply to -778 and add up to -777:

-778 × 1 = -778
-778 + 1 = -777

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

x² - 777x - 778 = 0

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

(x - 778 ) (x + 1)

To summarize, since -778 and 1 multiply to -778 and add up -777, you know that the following is true:

x² - 777x - 778 = (x - 778 ) (x + 1)

Multiply To One Number and Add Up To Another
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