A) 0
B) 1
C) 2
D) Infinite
Correct Answer: A
Solution :
From previous solution \[\frac{{{\pi }^{3}}}{32}\le {{({{\sin }^{-1}}x)}^{3}}+{{({{\cos }^{-1}}x)}^{3}}\le \frac{7\pi }{8}\] Here\[a<\frac{1}{32}\]. So, number of solution is zero.
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