Mathematics, 31.08.2021 17:40 Svetakotok
Question 3 A journey between two towns, Pietermaritzburg and Durban, is exactly 90 km 3.1 Use a graph (with at least 5 different speeds in km/h) to model how variation in speed () over the journey causes variation in time taken () to complete the trip. Hint time should be given in minutes 3.2 Describe what happens to y (the time) when x (the speed) increases Is it possible that a vehicle could travel so fast that the trip could be done in no time at all? Give a reason for your answer. 3.4 How does the trend of the graph relate to the question in 3,3? 3.3
Answers: 3
Mathematics, 21.06.2019 17:30
Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression
Answers: 1
Mathematics, 21.06.2019 19:40
What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1
Answers: 2
Mathematics, 21.06.2019 22:30
Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.
Answers: 1
Question 3 A journey between two towns, Pietermaritzburg and Durban, is exactly 90 km 3.1 Use a grap...
Mathematics, 16.10.2019 16:30
History, 16.10.2019 16:30
Social Studies, 16.10.2019 16:30
Geography, 16.10.2019 16:30
Biology, 16.10.2019 16:30
Mathematics, 16.10.2019 16:30
History, 16.10.2019 16:30
English, 16.10.2019 16:30
Business, 16.10.2019 16:30
Health, 16.10.2019 16:30
Mathematics, 16.10.2019 16:30