Scrivi le equazioni delle rette tangenti all'iperbole di equazione 4x2 - 9y2 = 36 condotte dal punto P{0; – }) e, detti A e B i punti di contatto, calcola l'area del triangolo PAB.
5x - 6y - 9 = 0; 5x+6y + 9 = 0;
y 9 25 )

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

Igor stravinsky tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. about 47,000,000 care tires and 26,000,00 truck tires are sold each year in the united states. what is stravinsky's market share in each of these two markets (cars and trucks)?

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.