计算log2 1/4+2^log2 2+91lg1+(0.25)^(1/2)×(-1/27)^(-2/3).
计算log2.5(6.25)+lg1/100+In根号下e+2[1+log2(3)]
计算 (lg1/2+lg1+lg2+lg4+lg8+.+lg1024)*log2 10
log2 SQR(7/48)+log2 12 -1/2log2 48
log2 SQR(7/48)+log2 12 -1/2log2 42
根号下[(log2^3)^2-4log2^3+4]+log2^(1/3)
计算(lg1/2+lg1+lg2+lg4+lg8……+lg1024)×log2的对数10拜托各位了 3Q
2^log2 (3) × log2 (1/8) + 2lg3
不等式log2(2x+3)>log2(x+1)的解集是
log2 (x + 3) + log2(x + 2) = 1
log2(√1/48)+log2 12-1/2log2 (24)-1/3
根号下{[log2 (5)]^2-4log2(5)+4}+log2(1/5)
解方程log2(2-x)=log2(x-1)+1