Here we answer the question: "What two numbers multiply to 528 and add up to -74?"
The answer to your question is:
-66 and -8
Below we illustrate and prove that -66 and -8 multiply to 528 and add up to -74:
-66 × -8 = 528
-66 + -8 = -74
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 74x + 528 = 0
If so, the solution to factor the quadratic equation above is:
(x - 66 ) (x - 8)
To summarize, since -66 and -8 multiply to 528 and add up -74, you know that the following is true:
x2 - 74x + 528 = (x - 66 ) (x - 8)
Multiply To One Number and Add Up To Another
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