MCQ
$\int_{}^{} {({{\sin }^{ - 1}}x + {{\cos }^{ - 1}}x)\;dx = } $
- A$\frac{1}{2}\pi x + c$
- B$x({\cos ^{ - 1}}x + {\sin ^{ - 1}}x) + c$
- ✓$(a)$ અને $(b)$ બંને
- D$\frac{\pi }{2} + x + c$
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$f ( n )=\left[\begin{array}{ll}2 n , \,\,\, \,\,\,\,\,\,n =2,4,6,8, \ldots . \\ n -1,\,\,\, n =3,7,11,15, \ldots . \\ \frac{ n +1}{2}, \,\,\, \,\,\,n =1,5,9,13, \ldots \ldots\end{array}\right.$
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