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OpenStudy (anonymous):
solve quadratic equation formula X2+9x+20=0
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OpenStudy (anonymous):
x= -5, -4.. is that what your looking for?
OpenStudy (chihiroasleaf):
you can factorize the equation become (x+p)(x+q)=0 with p+q=9 and pq=20
OpenStudy (anonymous):
does that help?
OpenStudy (anonymous):
yes that helped thatnk you
OpenStudy (anonymous):
Np.
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