Solve $$\(4 \sin x-1=2\)$$ for $$\(0^{\circ} \leqslant x \leqslant 360^{\circ}\)$$. $$\(x=\)$$..................and $$\(x=\)$$..................
Exam No：0580_s20_qp_41 Year：2020 Question No：8(b)
Answer:
\(48.6\) or \(48.59\) to \(48.60\)
and \(131.4\) or \(131.40\) to \(131.41\)
and \(131.4\) or \(131.40\) to \(131.41\)
Knowledge points:
E6.3.1 Recognise, sketch and interpret graphs of simple trigonometric functions.
E6.3.2 Graph and know the properties of trigonometric functions.
E6.3.3
Solution:
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