中考数学-反比例函数单元测试题(含答案)

11.kyx(23)_____k2.yx1y4x2x_____y3.A(12)__________________4.1500yx_________5.36xky(k0)A36B29C29D366.221nnA3B4C6D127.xky235a310bkab8.2yxx=3y=1yx9.22(1)mymxm_________10.xky(k0)__________k0____________________yx__________k0____________________yx__________11.1kyxk_________12.2kyx(0k)ABCD13.1232)12(kkxkyk=_______14.abA(ab)B(ab)C(ab)D0015.422)1(mmxmyx0yxmA1B3C13D2216.Ax1y1,B(x2y2)Cx3y3xy1x10x2x3y1y2y317.ykx1(,)xy11(,)xy22xx120yy12k___________18.A5x3A.A12yxB12yxC112yxD112yx19.0kxkyM,MPxPMOP1k20.2ABxy1OACxBCyABCSAS=1BS=2C1S2DS221.12yyy1y1x1k2y2x2k1x0y1k2kA12kkB12kkC121kkD12kk22.ab0,axyxbyABCD23.2xyxy224.kxy3yxAm1m25.xy2xy1_________yxOPM326.1)0(kkxyxy1ACAxxBBCABCS=_________.27.xky3kxyABCD28.12yyy1yx2yxx=1y=-2x2y=-7yx29.y=x6y=x+2ABAB(1)AB(2)ABO.30.2OMAOA=22.(1)A(2).RtABOAxky)1(kxyABxBSABO=2312ACAOCOyxBAC