Short Answer: The final answer will be valued; however, considerations may be given to work shown. Extended We: Students are expected and required to organize and express complete responses to each of the problems such that they demonstrate the full range of their understanding of the relevant mathematical concept(s). Students will provide logical justification for their conclusions and ideas and use representations (algebraic, numerical, and graphical} when they communicate their ideas. Answer all questions showing your work on a separate sheet of paper and hand in with the question page Short Answer: 4 .\"l- l 1. Given x) 2 4": _ 3x and ll I '7 , determine the fattening and state the domains for each a] (f +3l-1'} t1] HUI-15)) attain) dlolx) El Mimi} 1} Six] 2. A golfer hits a ball up in the air. The height of the golf ball in metres above the ground is given by Mr) = 4.9:2 + 4t + D. 1, where t is the number of seconds after the ball is hit. What is the average rate of change in the height of the ball over the interval 1. 55:52? Does this make sense? Extended Mae: ,_ 3. Given that x] = axe and gm = v 35' + 5' , wiite a value toreach ofthese a] t E g{2l]] bl a E H4] ,3 .rengm d, I'UJ'atTII e] fi3)+g 11"!) 1] .f"(f{3)) 4. A particle moves along the y axis with the relationship 5'3] = 41-59 + 9F 431 + 51' SE) = '-5t' + 9t: 45\" + 64' where aft) represents the displacement and t represents the time. 5. a} What is the instantaneous rate of change at t : 4 b) Is there a maximum, minimum, or neither at t = 4? Give reasoning