Here we answer the question: "What two numbers multiply to -195 and add up to -2?"
The answer to your question is:
-15 and 13
Below we illustrate and prove that -15 and 13 multiply to -195 and add up to -2:
-15 × 13 = -195
-15 + 13 = -2
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 2x - 195 = 0
If so, the solution to factor the quadratic equation above is:
(x - 15 ) (x + 13)
To summarize, since -15 and 13 multiply to -195 and add up -2, you know that the following is true:
x2 - 2x - 195 = (x - 15 ) (x + 13)
Multiply To One Number and Add Up To Another
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