What two numbers multiply to 392 and add up to 57?




Here we answer the question: "What two numbers multiply to 392 and add up to 57?"

The answer to your question is:

8 and 49


Below we illustrate and prove that 8 and 49 multiply to 392 and add up to 57:

8 × 49 = 392
8 + 49 = 57

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

x2 + 57x + 392 = 0

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

(x + 8 ) (x + 49)

To summarize, since 8 and 49 multiply to 392 and add up 57, you know that the following is true:

x2 + 57x + 392 = (x + 8 ) (x + 49)


Multiply To One Number and Add Up To Another
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