Here we answer the question: "What two numbers multiply to -560 and add up to -26?"
The answer to your question is:
-40 and 14
Below we illustrate and prove that -40 and 14 multiply to -560 and add up to -26:
-40 × 14 = -560
-40 + 14 = -26
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 26x - 560 = 0
If so, the solution to factor the quadratic equation above is:
(x - 40 ) (x + 14)
To summarize, since -40 and 14 multiply to -560 and add up -26, you know that the following is true:
x2 - 26x - 560 = (x - 40 ) (x + 14)
Multiply To One Number and Add Up To Another
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