Question
Bahasa Melayu
Ungkapkan $\cot x \sin 2x$ dalam sebutan $\cos 2x$, dan seterusnya selesaikan persamaan $4 \cot x \sin 2x = 3$ untuk $180^\circ < x < 360^\circ$. Nyatakan nilai terbesar bagi $x$, betul kepada dua tempat perpuluhan.
English
Express $\cot x \sin 2x$ in terms of $\cos 2x$, and hence solve the equation $4 \cot x \sin 2x = 3$ for $180^\circ < x < 360^\circ$. State the largest value of $x$, correct to two decimal places.
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Modelled on Selangor trial · Kertas 1 · Q15(b)
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Modelled on Selangor trial · Kertas 1 · Q15(b)
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