the image of a point is given by the rule ry = –x(x, y) → (–4, 9). what are the coordinates of its pre-image? (–9, 4) (–4, –9) (4, 9) (9, –4)

What is one reason students take sat subject tests

Determine if the situation below is a safe practice: julia needs to hang some industrial shelving, so she carefully selects the correct drill bits for the electrical drill before attempting to screw the shelves into the wall.

Logistic growth curves are density-dependent. select the best answer from the choices provided t f