1. D1131r 13 Check your Understanding Assignment Applications of Quadratic Relations A hammock is suspended between two trees. The curve the hammock makes can be modelled by the equation. y = (1.sz [L41 n.6, where x and y are measured in meters. a. What do the X-lHTEf'CEpTS tell you? b. Does the y-intercept have any:I meaning in this situation? c. How far apart are the trees? d. How much lower is the lowest point of the hammock than at the ends? e. What is the meaning of the x and y 1ralues of the verteX? A gush of wind sends dandelion seeds through the air. The path of the seeds can be modelled by the equation. it = 4.9:: + Alt + B where h represents the height in centimeters and t is time measured in seconds. a. Use technology to graph the relation. b. What are the xintercepts? What meaning do the}r have to the situation? c. What is the Y'll'l'Tf'CPT? What meaning does the y-intercept have to the situation? d. What is the highest height the seeds will reach? The teacher parent council at the local high school is running a fundraiser for new computer projectors. They:I decide to hold an evening of dinner theatre. The profit can be represented by the equation F = 5n2 + econ. + seen. where P represents profit in dollars and n represents the number of tickets sold. a. What is the maximum profit the teacher parent council can make? b. How mam: tickets will need to be sold to reach the maximum profit? c. Give a possible meaning for the P-intercept of 1350(1)