[问答题]
Consider the functionubcuacga 9 3 n/q0yjap.8 6p2j4.e22yc bsq1jb 1 qukm $ f(x)=x^{2} \arcsin (x)$ , for $ -1 \leq x \leq 1$ .
1. Sketch the graph of y=f(x) .
2. Write down the range of f .
3. Solve the inequality $\left|x^{2} \arcsin (x)\right|>0.5$ .
