Asap ! use the quadratic formula to solve: 2ײ-7×-21=0 round your answer to two decimal places. 1 -5.43 and 1.93 2 -1.93 and 5.43 3 -4.5 and 0.98 4 no real solution

Find an equation of the line perpendicular to the graph.

Select the correct answer. what is the surface area of the victory podium shown here? include all surfaces of the podium, including the bottom. a. 61.5 square feet b. 61.75 square feet c. 65.25 square feet d. 69 square feet

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.