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Qn #559
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Find the cardinality of the set C which is defined as $C={\{x|\, \sin 4x=\frac{1}{2}\, forx\in(-9\pi,3\pi)}\}$.
A.
24
B.
48
C.
36
D.
12
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❓ Question: Find the cardinality of the set C which is defined... | TANCET Group Studies | Tancet Group Studies