What two numbers multiply to -878 and add up to -877?

Here we answer the question: "What two numbers multiply to -878 and add up to -877?"

The answer to your question is:

-878 and 1

Below we illustrate and prove that -878 and 1 multiply to -878 and add up to -877:

-878 × 1 = -878
-878 + 1 = -877

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

x² - 877x - 878 = 0

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

(x - 878 ) (x + 1)

To summarize, since -878 and 1 multiply to -878 and add up -877, you know that the following is true:

x² - 877x - 878 = (x - 878 ) (x + 1)

Multiply To One Number and Add Up To Another
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