Here we answer the question: "What two numbers multiply to 240 and add up to -122?"
The answer to your question is:
-120 and -2
Below we illustrate and prove that -120 and -2 multiply to 240 and add up to -122:
-120 × -2 = 240
-120 + -2 = -122
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 122x + 240 = 0
If so, the solution to factor the quadratic equation above is:
(x - 120 ) (x - 2)
To summarize, since -120 and -2 multiply to 240 and add up -122, you know that the following is true:
x2 - 122x + 240 = (x - 120 ) (x - 2)
Multiply To One Number and Add Up To Another
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