In the course of the 1970s, handheld electronic calculators transformed the way tens of millions of people did arithmetic. Engineers abandoned slide rules, business people gave up desktop calculating ...
CAS功能解决复杂问题更灵活。推荐给需要参加考试或进行复杂数学运算与可视化表示的用户。便利且耐用，电池寿命长。TI-Nspire CX II是值得信赖并 ...
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