P, Q and R are respectively, the mid-points of sides BC, CA and AB of triangle ABC. PR and BQ meets X. CR and PQ meet at Y. If length of , then the length of XY is (A) 8 (B) 4 (C) 2 (D) 6

In which form is the following function written? y = - 2(x – 3)(x + 5)

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?

What function has a range {yly< 5}? question on picture above^