Here we answer the question: "What two numbers multiply to -312 and add up to -11?"
The answer to your question is:
-24 and 13
Below we illustrate and prove that -24 and 13 multiply to -312 and add up to -11:
-24 × 13 = -312
-24 + 13 = -11
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 11x - 312 = 0
If so, the solution to factor the quadratic equation above is:
(x - 24 ) (x + 13)
To summarize, since -24 and 13 multiply to -312 and add up -11, you know that the following is true:
x2 - 11x - 312 = (x - 24 ) (x + 13)
Multiply To One Number and Add Up To Another
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