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Let f(x)=(sin−1x)2−(cos−1x)2. If range of f equals [aπ24,bπ24] where a,b∈Z, then the value of b−a is

Answer» Let f(x)=(sin−1x)2−(cos−1x)2. If range of f equals [aπ24,bπ24] where a,b∈Z, then the value of b−a is


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