作者ggyy340 (阿甘)
看板trans_math
标题[积分]
时间Tue Jul 1 21:23:54 2008
if, for a radiative substance, A=Aoe^-kt ,what is
the relationship between the half-life, tn,of a
substance and the constant k?
Ao是A旁边一个小零不知道怎麽打
请大家帮我解 谢谢
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