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OCR MEI A Level

Solving Trig Equations

OCR MEI H640/03 Jun 2023 A2 Exam Q. 1 :   3 marks in 4:48 min.
OCR MEI H640/02 Jun 2023 A2 Exam Q. 17 :   6 marks in 7:12 min.
OCR MEI H630/01 Jun 2023 AS Exam Q. 4 :   5 marks in 6:26 min.
OCR MEI H640/01 Jun 2022 A2 Exam Q. 3 :   8 marks in 9:36 min.
OCR MEI H640/03 Jun 2022 A2 Exam Q. 4 :   5 marks in 8:00 min.
OCR MEI H640/03 Nov 2021 A2 Exam Q. 2 :   2 marks in 3:12 min.
OCR MEI H630/02 Nov 2021 AS Exam Q. 3 :   3 marks in 3:58 min.
OCR MEI H640/02 Nov 2020 A2 Exam Q. 3 :   4 marks in 4:48 min.
OCR MEI H630/02 Nov 2020 AS Exam Q. 8 :   6 marks in 7:43 min.
OCR MEI H630/01 Jun 2019 AS Exam Q. 2 :   3 marks in 3:52 min.
OCR MEI H640/01 Jun 2019 A2 Exam Q. 6 b :   3 marks in 3:36 min.
OCR MEI H640/01 Jun 2018 A2 Exam Q. 3 :   4 marks in 4:48 min.
OCR MEI H630/01 Jun 2018 AS Exam Q. 5 :   7 marks in 8:60 min.
OCR MEI H630/02 Jun 2017 AS Sample Exam Q. 6 :   8 marks in 10:17 min.
Check solutions to equations numerically
Explore sin, cos and tan in the unit circle
Find Derived Identity 1
Two other identities can be derived from the identity ${\sin ^2}(x) + {\cos ^2}(x) \equiv 1$. This display allows you to view one of them.

Adjust the sliders so the green and red curves coincide. You will see the identity.
Find Derived Identity 2
Two other identities can be derived from the identity ${\sin ^2}(x) + {\cos ^2}(x) \equiv 1$. This display allows you to view one of them.

Adjust the sliders so the green and red curves coincide. You will see the identity.
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