答：即∫(arcsinx)²dx换元,令arcsinx=t,则sint=x,dx=costdt,cost=√(1-sin²t)=√(1-x²)∫(arcsinx)²dx=∫t²cost dt=t²sint+2tcost-2sint+C=x(arcsinx)²+2√(1-x²)*arcsinx-...