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Question Number 126270 by liberty last updated on 19/Dec/20
$$\:\:{Three}\:{coins}\:{tossed}\:{at}\:{once}\:\mathrm{5}\:{times}.\: \\ $$$${The}\:{probability}\:{getting}\:{all}\:{faces}\:{or}\:{all} \\ $$$${hindsight}\:{a}\:{second}\:{time}\:{are}.... \\ $$