What number 5 answer
2 answers:
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Let the two factors be x and y.
Two factors that multiply to -1:
Two factors that add to 1:
From the second equation:
Plug x back into the first equation:
There are no binomial pairs that result in this quadratic. Thus we must use the quadratic formula.
x = -y =
Either x or y could be the positive factor. The other variable would have to be the negative factor.
Just a sidenote: is actually called the "Golden Ratio" because the ratio is found so often in beautiful example in nature.
Two factors that multiply to -1:
Two factors that add to 1:
From the second equation:
Plug x back into the first equation:
There are no binomial pairs that result in this quadratic. Thus we must use the quadratic formula.
x = -y =
Either x or y could be the positive factor. The other variable would have to be the negative factor.
Just a sidenote: