【多选题】
<img src=https://huaweicloudobs.ahjxjy.cn/631A67ABC7C0AA0DB0C7B9BEE9A1849E.png title=5.png alt=5.png/><img src=https://huaweicloudobs.ahjxjy.cn/EC8583C8AA766F69070257512104A8D4.png title=6.png alt=6.png/>则下面计算结果正确的是
①
<img class=jc-formula data-tex=a=\frac { 1 }{ 3 } src=https://huaweicloudobs.ahjxjy.cn/A4FC0D089B3E34A4C9C765EFDCB415BC.png style=vertical-align: middle;/>
②
<img class=jc-formula data-tex=a=-\frac { 2 }{ 3 } src=https://huaweicloudobs.ahjxjy.cn/4B2120C41DECCC8AFE70663918986066.png style=vertical-align: middle;/>
③
<img class=jc-formula data-tex=b=0 src=https://huaweicloudobs.ahjxjy.cn/9A81261EDFE166EEDF6D639A4EE5E39C.png style=vertical-align: middle;/>
④
<img class=jc-formula data-tex=c=-\frac { 2 }{ 3 } src=https://huaweicloudobs.ahjxjy.cn/F7BE9659ED2B1AE2CF628D7EF81508DB.png style=vertical-align: middle;/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/D91B7DE6E2676A8C3C426B37D62DCBD0.png title=9.png alt=9.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/6D9A1F18FF10CBC8CBDCAFD038284FA1.png title=9-1.png alt=9-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/3D678F83D3E1207FA8C6868333731B10.png title=9-2.png alt=9-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/2ADF4BFEA7B720FC04E4890932DEB776.png title=9-3.png alt=9-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/AB17F6D86E27F47AE2DC309D766CC94E.png title=9-4.png alt=9-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/62F7D0C8F5F6E07FFCA0AAD9C80517C4.png title=19.png alt=19.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/C072AA8ADF47E360C9C722853FDE48A1.png title=19-1.png alt=19-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/602DE428CB8A6819C1D9694AF646EFF2.png title=19-2.png alt=19-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/1E4FFFEF27D9F12D70A8F5280A09311B.png title=19-3.png alt=19-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/302E087B7141F67E8717A778BCBC4AF7.png title=19-4.png alt=19-4.png/>
【单选题】
已知<img src=https://huaweicloudobs.ahjxjy.cn/1E88C66167540D6C3092C9E1747A668F.png title=]Q@U(E$B]P`_DRWH~AATJ9Y.png alt=]Q@U(E$B]P`_DRWH~AATJ9Y.png/>,则<img src=https://huaweicloudobs.ahjxjy.cn/258DCF11C6A9760A6AE6BB942D5FE4FC.png title=E04ZCHTQIF9%~]@]O@0YO{0.png alt=E04ZCHTQIF9%~]@]O@0YO{0.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/613F3BFB090B246E86F0E4E580E28124.png title=DLCTT_7_)FSC0V]Y9@T0{1D.png alt=DLCTT_7_)FSC0V]Y9@T0{1D.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/A776E71B8AC2FF8C98780E9E7B023534.png title=QSNNLTJT8_UTOL5@ETX5SSD.png alt=QSNNLTJT8_UTOL5@ETX5SSD.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/F10538329C5BC7CCE4FFCB1871A72F45.png title=1BBNF$NT()OL5FG5OQJ1J%K.png alt=1BBNF$NT()OL5FG5OQJ1J%K.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/8425F6E26B2F0B9C312F6EEFE62DBF5D.png title=}{S95S~F$CE0I$`A`3RBO_Q.png alt=}{S95S~F$CE0I$`A`3RBO_Q.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/FD81B5A484C2B1E4297338DA0C6C50D9.png title=7.png alt=7.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/A01AD9ED64F117895882D4DC16651DAA.png title=7-1.png alt=7-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/62F694E2D2855C3AF4EF47B968258F56.png title=7-2.png alt=7-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/63FA91CA02E0D388EFB1701804EE8A66.png title=7-3.png alt=7-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/72F8BCACDE6C4B23C7ED3977BA5E8733.png title=7-4.png alt=7-4.png/>
【单选题】
若<img src=https://huaweicloudobs.ahjxjy.cn/17C2814EFA854A0DE825F98418C4B730.png title=G9QK0{GX2]WZKV`{6L$3LMN.png alt=G9QK0{GX2]WZKV`{6L$3LMN.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/40295CFC3E40F0EA39D036A01DD00E08.png title=)L~J(HZYSR6XEF@N]3@KQ`L.png alt=)L~J(HZYSR6XEF@N]3@KQ`L.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/01117E473F5B4B58F304F4DD9C388A0D.png title=[C{C%2KQU4%5~8HDRX~_87A.png alt=[C{C%2KQU4%5~8HDRX~_87A.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/293E228610CC979806DE78067131CF53.png title=~D]ZTU0ZN9[(}Z5NBC08@7A.png alt=~D]ZTU0ZN9[(}Z5NBC08@7A.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/B4DB9519DE610CD0343B3B532C410693.png title=9~G5Q245V3IIR~{G_7NIM@A.png alt=9~G5Q245V3IIR~{G_7NIM@A.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/0F37E1CA147808D4074BC6EA2283D5E5.png title=2-C.png alt=2-C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/ED0B2CFA2E71FAEE82F45A46EFAC4EE8.png title=2-1.png alt=2-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/51BF363AA5638798E7725EC181A5AC04.png title=2-2.png alt=2-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/2848D1D04B4726B3922FBAEBC5460F10.png title=2-3.png alt=2-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/DA3667177940D69AE23491054D136F46.png title=2-4.png alt=2-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/0EFD2D062C1DA88B2F31B8C4A9CC6C31.png title=3.png alt=3.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/07CDBA02B64FBC5BC81FC14AE89DF625.png title=3-1.png alt=3-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/86082B73F7D07D2C830738DD21117951.png title=3-2.png alt=3-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/7B9C8FD8868288389D04B3CB64BC0F54.png title=3-3.png alt=3-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/71BA3C8646846C26F4B5A4B0A91ED7EF.png title=3-4.png alt=3-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/8C0B7FDABE690FE270AA09AF3E6C1064.png title=6-C.png alt=6-C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/3069D4BB531FC69CAA164124A95E05AA.png title=6-1.png alt=6-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/3A5A5543887F42B8EA741B320CD021C3.png title=6-2.png alt=6-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/0EED8D5A0162EEADD79D4EF6440C0534.png title=6-3.png alt=6-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/FA013C6383E84ECEC406B3B33C018C05.png title=6-4.png alt=6-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/BFD3134A3DAAE088C46E7128C0F487D6.png title=9-A.png alt=9-A.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/3F2EF2F55C3DDC770B9AC7D369334C4E.png title=9-1.png alt=9-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/476DE78A30612C75F40FE1CE19B1BC99.png title=9-2.png alt=9-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/04BF599A5D6FBAF4D1CF4928B1EBCE98.png title=9-3.png alt=9-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/C18FFD52DD10E2AADCDFB21740FDB055.png title=9-4.png alt=9-4.png/>
【多选题】
<img src=https://huaweicloudobs.ahjxjy.cn/6ED6D2FB01B4ECC5D6DDF9F850E0AE42.png title=7.png alt=7.png/><img src=https://huaweicloudobs.ahjxjy.cn/20F9D6170587EDA4C64F36BAFE91C289.png title=8.png alt=8.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/FC072071BE30D785E1E9D3C0C6DC23FA.png title=12.png alt=12.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/C4180BC6D69C69221A5A45A4532C5475.png title=13.png alt=13.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/07624451B02C04C93B32CAD0810A4A60.png title=14.png alt=14.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/425E82C9FBB555C71DF8A9E386DB1674.png title=9.png alt=9.png/><img src=https://huaweicloudobs.ahjxjy.cn/F189577D1DB0CB47D0B222D7E3E081CC.png title=10.png alt=10.png/><img src=https://huaweicloudobs.ahjxjy.cn/9125E5FCA2C763BFC81669EBF5E2CAD1.png title=11.png alt=11.png/>