Question 8 solutions for paper 1 2019 leaving cert higher level

This question deals with trigonometric functions about a businesses revenue, we will need to differentiate it to solve some answers. The full paper can be found at https://www.examinations.ie/tmp/15868... If link does not open all leaving cert exams can be found at https://www.examinations.ie/exammater... For more questions go to my playlist    • Leaving cert honours 2019 paper 1