Number of values of \( x \in[0, \pi] \) where \( f(x)=[4 \sin x-7] ... VIDEO
Number of values of \( x \in[0, \pi] \) where \( f(x)=[4 \sin x-7] \) is non-derivable is :
[Note: \( [k \) ] denotes the greatest integer less than or equal to \( k \).]
(a) 7
(b) 8
(c) 9
(d) 10
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