Here we answer the question: "What two numbers multiply to 721 and add up to -110?"
The answer to your question is:
-103 and -7
Below we illustrate and prove that -103 and -7 multiply to 721 and add up to -110:
-103 × -7 = 721
-103 + -7 = -110
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 110x + 721 = 0
If so, the solution to factor the quadratic equation above is:
(x - 103 ) (x - 7)
To summarize, since -103 and -7 multiply to 721 and add up -110, you know that the following is true:
x2 - 110x + 721 = (x - 103 ) (x - 7)
Multiply To One Number and Add Up To Another
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