01:49
Prove trigonometric identities by using the basic identities (Example 18 and 19)
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Shared 30/09/2021
04:47
Solving trigonometric equations using graphical method (Example 15 and 16)
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Shared 25/09/2021
04
Determine the values of the trigonometric ratios of any angle (Example 6 to 10)
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Shared 19/09/2021