Triangle PQR has vertices at P(-3,-2), Q(5,-6), and R(-1,4). Triangle PQR will be rotated 90° counterclockwise about the origin. What will be the coordinates of Q’?

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

According to the data set, where should the upper quartile line of the box plot be placed?

Predict which statements are true about the intervals of the continuous function. check all that apply