State the number of complex roots, the number of positive real roots and the number of negative real roots of x^4 - x^3 - 6x +3 =0.
complex roots 2 or 4
positive reall roots: 2 or 0
negative real roots 0

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat