证明下列各题：
   (1)在(-∞,+∞)上一致收敛；
   (2)在[a,b](a＞0)上一致收敛；
   (3)
   i)在[a,b](a＞0)上一收敛；
   ii)在[0,b]上不一收敛；
   (4)上一致收敛；
   (5)上一致收敛.

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E.174.24.96:6088/Latex/latex.action?latex=XGludF97MH1eezF9XGZyYWN7MX17eF5wfWR45ZyoXGxlZnQoICAtXGluZnR5ICxiICBccmlnaHRd%0D%0AXGxlZnQoIG7vvJwxIFxyaWdodCk%3D'

【参考答案】

证 (1)因为对，有

而广义积分

收敛，所以由M判别法知上一致收敛.......

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