Number 2 only

UC E Fin = Tes Co X O ME T Ca Cu Tes Ra aStu 4 2.3 4 Pg |4 3.4 4 Cu da 4 Op 4 Op 4 Op| Se + G & https://docs.google.com/document/d/1N2roCYABPQzkOhJ_togmay3STYRd790gt0qga3PGZs/edit LG InPrivate (2) Copy of Test 5 Writen Jan 2022 SRS E E & Share File Edit View Insert Format Tools Add-ons Help L... nn n A 100% Normal text Calibri 14 . . . 11711|111211 1|1 1 13111|11 14111|1 1 151II|1 1 1 6 1 1 1 1 1 1 1 7 1 1 1, 2x - 7 2(2x -9) f (x) = (x - 3) 2 f' (x ) = -2(x - 4) (x - 3)3 f" (x ) = (x - 3) 4 2. Find two numbers. They are both non-negative numbers. The sum of the two number: is 9. The product of one number and the square of the other number is a maximum. Demonstrate how to find the numbers using calculus techniques learned in our course. 4 marks. 3. An oil rig is in the sea. A port is on the shoreline 500 m directly North of the oil rig. The shoreline is straight and runs from the East to the West. 2000 m East of the nort is an nil refinery A nineline to carry nil from the rio must he huilt to the refinery ilding