Here we answer the question: "What two numbers multiply to 441 and add up to 70?"
The answer to your question is:
7 and 63
Below we illustrate and prove that 7 and 63 multiply to 441 and add up to 70:
7 × 63 = 441
7 + 63 = 70
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 + 70x + 441 = 0
If so, the solution to factor the quadratic equation above is:
(x + 7 ) (x + 63)
To summarize, since 7 and 63 multiply to 441 and add up 70, you know that the following is true:
x2 + 70x + 441 = (x + 7 ) (x + 63)
Multiply To One Number and Add Up To Another
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