Here we answer the question: "What two numbers multiply to -931 and add up to -30?"
The answer to your question is:
-49 and 19
Below we illustrate and prove that -49 and 19 multiply to -931 and add up to -30:
-49 × 19 = -931
-49 + 19 = -30
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 30x - 931 = 0
If so, the solution to factor the quadratic equation above is:
(x - 49 ) (x + 19)
To summarize, since -49 and 19 multiply to -931 and add up -30, you know that the following is true:
x2 - 30x - 931 = (x - 49 ) (x + 19)
Multiply To One Number and Add Up To Another
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