43. Areas below the x axis. Additional Mathematics OCR FSMQ
In this lesson we look at why definite integrals are sometimes negative and what that means when we want to find areas between curves and the x-axis which are sometimes above and sometimes below the x-axis. Afterwards you should practise exercise 15.4 from the textbook: https://www.hoddereducation.co.uk/subjects/maths/products/14-16/ocr-additional-mathematics-(2nd-edition)
In this lesson we look at why definite integrals are sometimes negative and what that means when we want to find areas between curves and the x-axis which are sometimes above and sometimes below the x-axis. Afterwards you should practise exercise 15.4 from the textbook: https://www.hoddereducation.co.uk/subjects/maths/products/14-16/ocr-additional-mathematics-(2nd-edition)