How to Solve Trigonometric Equations | Leaving Cert Maths

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In this video I will show you how to solve trigonometric equations (trig equations). We will use the unit circle to find all solutions to the equation rather than just finding the one solution that your calculator gives you.
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Thanks for watching! Try the problems at the end of the video and put your answers in the comments to see if you get them right!

SimpleScienceandMaths
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is the answer to the first 60, 240 and the second 50, 170, 290, 80, 200, 320?

Eliz
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Can u answer really weird Q’s, like sec 7(pi) / 6


The answer is -2 / root 3

Im not sure how they got it tho (P235 Q4 (xiv) Active Maths Book 2)

saimschool