Here we answer the question: "What two numbers multiply to -728 and add up to -178?"
The answer to your question is:
-182 and 4
Below we illustrate and prove that -182 and 4 multiply to -728 and add up to -178:
-182 × 4 = -728
-182 + 4 = -178
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 178x - 728 = 0
If so, the solution to factor the quadratic equation above is:
(x - 182 ) (x + 4)
To summarize, since -182 and 4 multiply to -728 and add up -178, you know that the following is true:
x2 - 178x - 728 = (x - 182 ) (x + 4)
Multiply To One Number and Add Up To Another
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