week algebra 4.docx Help someone
w^2-2w-15=0, (w-5)(w+3)=0, w=5, w=-3
3v^2+4v-1=0, v^2+(4/3)v-(1/3)=0, (v+2/3)^2-4/9-1/3=0, (v+ 2/3)^2=7/9, v+ 2/3=+/- sqrt of (7/9), v=sqrt of (7/9) - 2/3, v=- sqrt of(7/9) - 2/3
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