A、<span style="color: rgb(77, 77, 77); font-family: 宋体; line-height: 21px; background-color: rgb(255, 255, 255);">单调增加</span>
B、<span style="color: rgb(77, 77, 77); font-family: 宋体; line-height: 21px; background-color: rgb(255, 255, 255);">单调减少</span>
C、<span style="color: rgb(77, 77, 77); font-family: 宋体; line-height: 21px; background-color: rgb(255, 255, 255);">图形上凹</span>
D、<span style="color: rgb(77, 77, 77); font-family: 宋体; line-height: 21px; background-color: rgb(255, 255, 255);">图形下凹</span>
A、<span style="font-size:16px;font-family:宋体">单调增加</span>
B、<span style="font-size:16px;font-family:宋体">单调减少</span>
C、<span style="font-size:16px;font-family:宋体">图形上凹</span>
D、<span style="font-size:16px;font-family:宋体">图形下凹</span>
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