(x+1)(x+2)(x+3)=x[x+7)+(x1) =
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Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.