3(x−4)>5x+8 on a number line

(10. in the figure, a aabc is drawn tocircumscribe a circle of radius 3 cm ,such thatthe segments bd and dc are respectively oflength 6 cm and 9 cm. find the length ofsides ab and ac.

How many and of which kind of roots does the equation f(x)=x3−x2−x+1

Find 1/8 of 12. express your answer in simplest form.