Here we answer the question: "What two numbers multiply to 28 and add up to 16?"
The answer to your question is:
2 and 14
Below we illustrate and prove that 2 and 14 multiply to 28 and add up to 16:
2 × 14 = 28
2 + 14 = 16
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 16x + 28 = 0
If so, the solution to factor the quadratic equation above is:
(x + 2 ) (x + 14)
To summarize, since 2 and 14 multiply to 28 and add up 16, you know that the following is true:
x2 + 16x + 28 = (x + 2 ) (x + 14)
Multiply To One Number and Add Up To Another
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