函数y=根号下x*2-4x+3的单调递减区间是
问题描述:
函数y=根号下x*2-4x+3的单调递减区间是
答
x*2-4x+3>=0,
x>3=,x=为(-无穷,1]
函数y=根号下x*2-4x+3的单调递减区间是
x*2-4x+3>=0,
x>3=,x=为(-无穷,1]