Here we answer the question: "What two numbers multiply to -143 and add up to 2?"
The answer to your question is:
-11 and 13
Below we illustrate and prove that -11 and 13 multiply to -143 and add up to 2:
-11 × 13 = -143
-11 + 13 = 2
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 2x - 143 = 0
If so, the solution to factor the quadratic equation above is:
(x - 11 ) (x + 13)
To summarize, since -11 and 13 multiply to -143 and add up 2, you know that the following is true:
x2 + 2x - 143 = (x - 11 ) (x + 13)
Multiply To One Number and Add Up To Another
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