Here we answer the question: "What two numbers multiply to -14 and add up to 5?"
The answer to your question is:
-2 and 7
Below we illustrate and prove that -2 and 7 multiply to -14 and add up to 5:
-2 × 7 = -14
-2 + 7 = 5
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 5x - 14 = 0
If so, the solution to factor the quadratic equation above is:
(x - 2 ) (x + 7)
To summarize, since -2 and 7 multiply to -14 and add up 5, you know that the following is true:
x2 + 5x - 14 = (x - 2 ) (x + 7)
Multiply To One Number and Add Up To Another
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