Here we answer the question: "What two numbers multiply to -300 and add up to -55?"
The answer to your question is:
-60 and 5
Below we illustrate and prove that -60 and 5 multiply to -300 and add up to -55:
-60 × 5 = -300
-60 + 5 = -55
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 55x - 300 = 0
If so, the solution to factor the quadratic equation above is:
(x - 60 ) (x + 5)
To summarize, since -60 and 5 multiply to -300 and add up -55, you know that the following is true:
x2 - 55x - 300 = (x - 60 ) (x + 5)
Multiply To One Number and Add Up To Another
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