log2(x^2-3)>0
问题描述:
log2(x^2-3)>0
答
log2(x^2-3)>0
x^2-3>1
x^2>4
x>2或x
log2(x^2-3)>0
log2(x^2-3)>0
x^2-3>1
x^2>4
x>2或x