9. Athish and Vishnu are part of a scientific team studying thunderclouds. The team is about to launch a weather balloon into an active part of a cloud. Vishnu's rope is 6.2 m long and makes an angle of 360 with the ground. Athish's rope is 4.9 m long. How far, to the nearest tenth of a metre, is Vishnu from Athish? SHOW ALL POSSIBILITIES with a diagram, and round any angles used to the nearest DEGREE. [5 marks]DISCRETE FUNCTIONS 10. Warren Buffet decides to invest in a new company. His investment earns 8.9% per year, compounded quarterly. After 15 years his investment has grown to $135,625.32. How much money did he initially invest into the new company? [3 marks] D = ? A = P ( It i ) n A : - h12. The value of stock A (x) can be represented as A(x) = 0.65x - 8x + 10 where x represents the number of months passed since you invested. Stock B(x) can be represented by the equation B(x) = 2.35x + 1.25 where x represents the number of months passed since you invested. After how long will both stocks be worth the same amount? Round to the nearest whole number. [4 marks] HAI = B11. In a geometric series, the first ferms is 23 and the third term is 92. The sum of all the terms of the series is 62813. How many terms are in the series? Used methods taught in class. [5 marks] :a\\.r\"" n alrh-1) 3 3 r |