यदि $a < \frac{1}{32}$ है,तो $(\sin^{-1} x)^3 + (\cos^{-1} x)^3 = a\pi^3$ के हलों की संख्या क्या है?

  • A
    $0$
  • B
    $1$
  • C
    $2$
  • D
    अनंत

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