Here we answer the question: "What two numbers multiply to -148 and add up to 72?"
The answer to your question is:
-2 and 74
Below we illustrate and prove that -2 and 74 multiply to -148 and add up to 72:
-2 × 74 = -148
-2 + 74 = 72
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 72x - 148 = 0
If so, the solution to factor the quadratic equation above is:
(x - 2 ) (x + 74)
To summarize, since -2 and 74 multiply to -148 and add up 72, you know that the following is true:
x2 + 72x - 148 = (x - 2 ) (x + 74)
Multiply To One Number and Add Up To Another
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