Here we answer the question: "What two numbers multiply to -770 and add up to 13?"
The answer to your question is:
-22 and 35
Below we illustrate and prove that -22 and 35 multiply to -770 and add up to 13:
-22 × 35 = -770
-22 + 35 = 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 - 22 ) (x + 35)
To summarize, since -22 and 35 multiply to -770 and add up 13, you know that the following is true:
x2 + 13x - 770 = (x - 22 ) (x + 35)
Multiply To One Number and Add Up To Another
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