log2.5﹙6.25﹚+lg0.001+ln√e+2∧﹣1+log₂3等于多少log2.5﹙6.25﹚的2.5为底数.

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log2.5﹙6.25﹚+lg0.001+ln√e+2∧﹣1+log₂3等于多少
log2.5﹙6.25﹚的2.5为底数.

=log2.5 2.5² +lg 10^(-3) +lne^(1/2) +2^(-1)×2^(log2 3)
=2-3+1/2 +1/2×3
=-1+2
=1