Here we answer the question: "What two numbers multiply to -330 and add up to 19?"
The answer to your question is:
-11 and 30
Below we illustrate and prove that -11 and 30 multiply to -330 and add up to 19:
-11 × 30 = -330
-11 + 30 = 19
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 19x - 330 = 0
If so, the solution to factor the quadratic equation above is:
(x - 11 ) (x + 30)
To summarize, since -11 and 30 multiply to -330 and add up 19, you know that the following is true:
x2 + 19x - 330 = (x - 11 ) (x + 30)
Multiply To One Number and Add Up To Another
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