如果偶函數f(x)在區間【2,4】上是增函數且最小值是5,那麼f(x)在區間【-4,-2】上是_函數且是_最值

如果偶函數f(x)在區間【2,4】上是增函數且最小值是5,那麼f(x)在區間【-4,-2】上是_函數且是_最值

f(x)在區間【-4,-2】上是减函數且5是最小值