Thank you for reporting, we will resolve it shortly
Q.
If $\int \frac{ dx }{\sqrt{ a ^{2}- x ^{2}}}=\sin ^{-1} \frac{ x }{3}+ c$, then $a =$
Integrals
Solution:
$\because \int \frac{ dx }{\sqrt{ a ^{2}- x ^{2}}}=\sin ^{-1} \frac{ x }{ a }+ c$
But it is given that $\int \frac{d x}{\sqrt{a^{2}-x^{2}}}=\sin ^{-1} \frac{x}{3}+c$