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$$
\text { The number of points of intersection of } 2 y=1 \text { and } y=\sin x \text {, in }-2 \pi \leq x \leq 2 \pi \text { is }
$$
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\text { The number of points of intersection of } 2 y=1 \text { and } y=\sin x \text {, in }-2 \pi \leq x \leq 2 \pi \text { is }
$$
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Verified Answer
The correct answer is:
4
Hints : $y=\frac{1}{2}=\sin \mathrm{x}$
$-2 \pi \leq x \leq 2 \pi$
$$
x=\frac{\pi}{6}, \frac{5 \pi}{6},-\frac{7 \pi}{6},-\frac{11 \pi}{6}
$$
No. of sol $^{\mathrm{n}} 4$
$-2 \pi \leq x \leq 2 \pi$
$$
x=\frac{\pi}{6}, \frac{5 \pi}{6},-\frac{7 \pi}{6},-\frac{11 \pi}{6}
$$
No. of sol $^{\mathrm{n}} 4$
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