GCSE Rates of Change / Tangents maths exam question practice taken from past papers and practice papers.
Keywords: Rates of Change, tangent, gradient, change in y, change in x
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Question list
00:58 – Q3 – Water depth – find gradient of straight line
02:15 – Q6 – Air Pressure – using rate of change
04:20 – Q16 – Water depth – find gradient of straight line
08:51 – Q25 – Liquid depth – find gradient of tangent
13:03 – Q27 – Pulse rate – find gradient of tangent
17:36 – Q15 – Harbour depth – Interpret graph
21:19 – Q24 – Curve – find gradient of tangent
24:54 – Q19 – Rocket height – gradient of tangent
28:54 – Q12 – Water depth – interpret graph and find gradient of tangent
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The exam practice paper sets featured in this series of videos are owned and produced by http://www.ocr.org.uk and https://aqa.org.uk. I am using them here for instructional purposes.
The solutions to these practice papers are my own and have not been provided or approved by OCR or AQA. There may be other methods of solution possible than the ones I have shown here.
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