Here we answer the question: "What two numbers multiply to -858 and add up to -53?"
The answer to your question is:
-66 and 13
Below we illustrate and prove that -66 and 13 multiply to -858 and add up to -53:
-66 × 13 = -858
-66 + 13 = -53
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 53x - 858 = 0
If so, the solution to factor the quadratic equation above is:
(x - 66 ) (x + 13)
To summarize, since -66 and 13 multiply to -858 and add up -53, you know that the following is true:
x2 - 53x - 858 = (x - 66 ) (x + 13)
Multiply To One Number and Add Up To Another
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