log₂9÷log₂3=?请说下过程,

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log₂9÷log₂3=?请说下过程,

log₂9÷log₂3=?请说下过程,
log₂9÷log₂3=?请说下过程,

log₂9÷log₂3=?请说下过程,
log₂9÷log₂3
= log₂(3)^2÷log₂3
=2 log₂3÷log₂3
= 2