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  • 已知log(2)[log(3)(log(4) x)] = log(3) [log(4) (log(2) y)]=0,求x+y的值

    已知log(2)[log(3)(log(4) x)] = log(3) [log(4) (log(2) y)]=0,求x+y的值
    數(shù)學(xué)人氣:926 ℃時(shí)間:2020-04-08 15:20:58
    優(yōu)質(zhì)解答
    log(2)[log(3)(log(4) x)] = 0
    log(3)(log(4) x) = 1
    log(4) x = 3
    x = 64
    log(3)[log(4) (log(2) y)] = 0
    log(4)(log(2) y) = 1
    log(2) y = 4
    y = 16
    所以 x + y = 80
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