Here we answer the question: "What two numbers multiply to -770 and add up to -13?"
The answer to your question is:
-35 and 22
Below we illustrate and prove that -35 and 22 multiply to -770 and add up to -13:
-35 × 22 = -770
-35 + 22 = -13
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 13x - 770 = 0
If so, the solution to factor the quadratic equation above is:
(x - 35 ) (x + 22)
To summarize, since -35 and 22 multiply to -770 and add up -13, you know that the following is true:
x2 - 13x - 770 = (x - 35 ) (x + 22)
Multiply To One Number and Add Up To Another
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