What is the value of $$\(b\)$$ for which $$\(x^{2}-8 x+b=0\)$$ has only one solution?

If the roots of are 1,2 , and 3 , what are the roots of ? Please enter the sum of all the roots of

A square is split into four triangles, and then three of the four triangles are shaded, as shown. If the areas of the shaded ...