Here we answer the question: "What two numbers multiply to -396 and add up to 25?"
The answer to your question is:
-11 and 36
Below we illustrate and prove that -11 and 36 multiply to -396 and add up to 25:
-11 × 36 = -396
-11 + 36 = 25
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 25x - 396 = 0
If so, the solution to factor the quadratic equation above is:
(x - 11 ) (x + 36)
To summarize, since -11 and 36 multiply to -396 and add up 25, you know that the following is true:
x2 + 25x - 396 = (x - 11 ) (x + 36)
Multiply To One Number and Add Up To Another
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