Here we answer the question: "What two numbers multiply to -768 and add up to 8?"
The answer to your question is:
-24 and 32
Below we illustrate and prove that -24 and 32 multiply to -768 and add up to 8:
-24 × 32 = -768
-24 + 32 = 8
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 8x - 768 = 0
If so, the solution to factor the quadratic equation above is:
(x - 24 ) (x + 32)
To summarize, since -24 and 32 multiply to -768 and add up 8, you know that the following is true:
x2 + 8x - 768 = (x - 24 ) (x + 32)
Multiply To One Number and Add Up To Another
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