What two numbers multiply to -490 and add up to -243?




Here we answer the question: "What two numbers multiply to -490 and add up to -243?"

The answer to your question is:

-245 and 2


Below we illustrate and prove that -245 and 2 multiply to -490 and add up to -243:

-245 × 2 = -490
-245 + 2 = -243

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

x2 - 243x - 490 = 0

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

(x - 245 ) (x + 2)

To summarize, since -245 and 2 multiply to -490 and add up -243, you know that the following is true:

x2 - 243x - 490 = (x - 245 ) (x + 2)


Multiply To One Number and Add Up To Another
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