对数不等式求解 log2(a^2+1)更正,题面应为log2(a^2+1)

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对数不等式求解log2(a^2+1)更正,题面应为log2(a^2+1)对数不等式求解log2(a^2+1)更正,题面应为log2(a^2+1)对数不等式求解log2(a^2+1)更正,题面应为log

对数不等式求解 log2(a^2+1)更正,题面应为log2(a^2+1)
对数不等式求解 log2(a^2+1)
更正,题面应为log2(a^2+1)

对数不等式求解 log2(a^2+1)更正,题面应为log2(a^2+1)
a^2+1

问题有错误吧...?

log2(a^2+1)<[log2(a)]^2
log2(a^2)*log2(1)<[log2(a)]^2
0<[log2(a)]^2
即 [log2(a)]^2>0
log2(a)不等于0
即 a 不等于 1
又因为 0什么题啊这是 纠结