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                内容标题35

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                              ???????λ????п? > ????? > ??????????? > ???κ???

                              ?????????

                              2020??????????κ????????????????????

                              I.??????????? ??????????x???????y?????????1????y=ax2+bx+c ??a??b??c???????a 0????a????????????????a 0???????????????a 0?????????????£?IaI??????????????С??IaI??????

                              2020-05-28

                              2020??????????????????κ?????????????

                              2020-05-28

                              2020??????????κ?????????????

                              ???????? 1??????y=x2-2x+3???????????????( ) A (1??-4) B(-1??2) C (1??2) D(0??3) 2????????y=2(x-3)???????( ) A ??????? B ??????? C x???? D y???? 4 ?????????????( ) A

                              2020-05-28

                              2020??????????κ?????????????????

                              ??????????? ??????????x???????y?????????1????y=ax^2+bx+c ??a??b??c???????a 0????a????????????????a 0???????????????a 0??????????????,IaI??????????????С,IaI???????

                              2020-05-28

                              ??????????κ???????????

                              ?п?????????????????????κ??????????????????????????????????????ο??? ??? ???? 1 ??????????κ???????????4?? ????? 2 ??????????κ???????????3?? ????? 3 ??????????κ???

                              2019-10-29

                              ??????????κ???????????4??

                              ?п?????????????????????κ???????????4??????????????????????????????ο??? ??? ???? 1 ???κ?????????????17 ????? 2 ???κ?????????????16 ????? 3 ???κ????????????

                              2019-10-29

                              ??????????κ???????????3??

                              ?п?????????????????????κ???????????3??????????????????????????????ο??? ??? ???? 1 ???κ?????????????37 ????? 2 ???κ?????????????36 ????? 3 ???κ????????????

                              2019-10-29

                              ??????????κ???????????2??

                              ?п?????????????????????κ???????????2??????????????????????????????ο??? ??? ???? 1 ???κ?????????????57 ????? 2 ???κ?????????????56 ????? 3 ???κ????????????

                              2019-10-29

                              ??????????κ???????????1??

                              ?п?????????????????????κ???????????1??????????????????????????????ο??? ??? ???? 1 ???κ??? ????? 2 ???κ??????????η????????????????? ????? 3 ???κ???????? ????? 4

                              2019-10-29

                              ???κ???

                              1.????????????????????????????κ?????????????????(????С?)?? ????????????????????????????????????????????????????? ???????κ??????????η????????????????? ??

                              2019-09-16

                              ???κ??????????η?????????????????

                              ?3?????????? ?п?????????? ????????????????????? ???????2020???п???

                              2019-09-16

                              ???κ????????

                              1.????????????????????????????κ?????????????????(????С?)?? ????????????????????????????????????????????????????? ?3?????????? ?п?????????? ?????????

                              2019-09-16

                              ?п???????????κ???

                              ???κ??????? ????1?????κ????????????? ????????? 1.???κ???????壺????y=ax2+bx+c(a 0??a??b??c?????)?????????κ???. 2.???κ????????????? ????κ???y=ax2(a 0)???????????????????????

                              2019-05-28

                              ?п?????????????????α任

                              ?????????α任

                              2019-05-27

                              ?п???????????κ??????????

                              ???κ??????????

                              2019-05-27

                              ???? 1 2 3 4 5 6 7 8 9 10 11 12 ????
                              ?п? > ?????? > ??????????? > ???κ???
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