Use the simulators below to find answers to questions 8 to 14 in your activity book.
Use the simulator to find the line needed and gradient.
Draw a sketch of the line and record the gradients as needed in your workbook.
Question 8 Cooling Drink: Use this simulator to do question 8.
Question 9 Acceleration Cyclist: Use this simulator to answer question 9.
Question 10 Drug Concentration.
Question 11 Fish Population
Question 12 Model Rocket. Enter the x value of the tangent in the box. See the handout for the tangent points. Then find each tangent gradient.
Question 13 Leaking Tank. Enter the x value of the tangent in the box. See the handout for the tangent points. Then find each tangent gradient.
Question 14 Accelerating Car. Estimate the tangent gradient at t = 3.