用“OMB”造句大全，OMB造句
1、OfficeofManagementandBudget(OMB)2、StudyonMechanicalPropertyofHoneycOMB/CorrugateCompositeCardboard;3、InamedtheotherfinalistfortheOMBjob,AliceRivlin,asLeonsdeputy.4、Specifically,sheneedstoknowifs...
如图3所示，曲线段OMB：x2＝y(0<x<6)在点x＝t(即点M)处的切线PQ交x轴于点P，交线...
问题详情：如图3所示，曲线段OMB：x2＝y(0<x<6)在点x＝t(即点M)处的切线PQ交x轴于点P，交线段AB于点Q，且BA⊥x轴于点A.图3 (1)试用t表示切线PQ的方程；(2)求△QAP的面积g(t)的表达式．【回答】解：(1)∵y′＝2x，∴kPQ＝y′|x＝t＝2t，切线方程为y－t2...