Solve $$\(3 \tan x=-4\)$$ for $$\(0^{\circ} \leqslant x \leqslant 360^{\circ}\)$$. $$\[ x=.............\text { or } x= \[ x=........\text { or } x=........ \]$$
Exam No：0580_w20_qp_23 Year：2020 Question No：25
Answer:
\(126.9\) or \(126.86\) to \(126.87\) and \(306.9\) or \(306.86\) to \(306.87\)
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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