Here we answer the question: "What two numbers multiply to -56 and add up to -10?"
The answer to your question is:
-14 and 4
Below we illustrate and prove that -14 and 4 multiply to -56 and add up to -10:
-14 × 4 = -56
-14 + 4 = -10
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 10x - 56 = 0
If so, the solution to factor the quadratic equation above is:
(x - 14 ) (x + 4)
To summarize, since -14 and 4 multiply to -56 and add up -10, you know that the following is true:
x2 - 10x - 56 = (x - 14 ) (x + 4)
Multiply To One Number and Add Up To Another
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