Maths Edexcel Alevel Chapter 7 Trigonometry
Hello,
for question 3b, I got 5/6pi as an x value. However the answer is -pi/6. Please can u explain why it is -pi/6 and not 5/6pi .
Many thanks in advance
for question 3b, I got 5/6pi as an x value. However the answer is -pi/6. Please can u explain why it is -pi/6 and not 5/6pi .
Many thanks in advance
(edited 5 months ago)
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