已知f(x)是定义域为R的偶函数,当x≥0,f(x)=x²-4x.那么不等式f(x+2)<5的解集当x≥0,f(x)=x²-4x令x²-4x
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/19 07:51:35
![已知f(x)是定义域为R的偶函数,当x≥0,f(x)=x²-4x.那么不等式f(x+2)<5的解集当x≥0,f(x)=x²-4x令x²-4x](/uploads/image/z/1856873-65-3.jpg?t=%E5%B7%B2%E7%9F%A5f%EF%BC%88x%EF%BC%89%E6%98%AF%E5%AE%9A%E4%B9%89%E5%9F%9F%E4%B8%BAR%E7%9A%84%E5%81%B6%E5%87%BD%E6%95%B0%2C%E5%BD%93x%E2%89%A50%2Cf%28x%29%3Dx%26%23178%3B-4x.%E9%82%A3%E4%B9%88%E4%B8%8D%E7%AD%89%E5%BC%8Ff%EF%BC%88x%2B2%EF%BC%89%EF%BC%9C5%E7%9A%84%E8%A7%A3%E9%9B%86%E5%BD%93x%E2%89%A50%2Cf%28x%29%3Dx%26%23178%3B-4x%E4%BB%A4x%26%23178%3B-4x)
xTNA~bѠ'eYBMD(I^^D5QAw;WVִi6d̹|'4ξ]QMGՌrJkz9E\AS(ui,ˏћ.ۯFўG=4 F^NY0$t)j;BpKkQ&'9DDŽ='gaQ]#*X쬝G1wRccp r721bw@0<>ܼl@DZFc̋*ʥx-s;yYRi:oyy{[])AMNMbf;/jv3|Z4HE}{G," ~36
T1d pcxpq?(1
`&7K^z#}fHhd6>@`6gNQn Ū8W9l%i$0RϿQ,+%o${r'| j{Sf. 9`D|1s?ʨ