Here we answer the question: "What two numbers multiply to -386 and add up to 191?"
The answer to your question is:
-2 and 193
Below we illustrate and prove that -2 and 193 multiply to -386 and add up to 191:
-2 × 193 = -386
-2 + 193 = 191
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 191x - 386 = 0
If so, the solution to factor the quadratic equation above is:
(x - 2 ) (x + 193)
To summarize, since -2 and 193 multiply to -386 and add up 191, you know that the following is true:
x2 + 191x - 386 = (x - 2 ) (x + 193)
Multiply To One Number and Add Up To Another
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