如图,已知抛物线y1=-x²+bx+c过点A(1,0),点B(0,-2)两点,顶点为D.(1)求抛物线y1的解析式(2)将△AOB绕点A逆时针旋转90°后,得△AO‘B’,将抛物线y1沿对称轴平移后经过点B‘,求出平移后的
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 16:42:48
xV[oG+j]\Z{bJUvBV Υ4RIiEBBn?%'Bz
~{̙3|3١ޞ~Y}4WKumbI˧VлݛX9 0+O`@8x4 `uihmqӌ;
x2?Isg8(sKܭڛ?3%{s|n aM/[ŕڛWZuqb;j ?0eWpc[w>BFY^cT`eITx75[Oq%lBl v6֠\7r0̇zzpdI3K쯬aDOt
_}W},I}C}WwIۃkPQ:EI/\R,E%6Ǝ縺4(kf*y"F̲
CqL-[fzr!vEV85L]:uUW3Gmibbf9aNLt'K3[ե[6!S)C[$f_zL*ئHbHt'l!!U(b'fs4 C!(FU̠@+9Jt*8<>Ku61cbdK\۰
J+ܓm[gSLE*$XàՃG?+3kYй諲=6P|Oޭ8\p;}D \;X8hkY'`S Dlp,?Xx 64_ZPXb:dń~J
L;c!kYH4)dKNmz#S,Ea.e[V
SڞgckX>K&D5QAy4GΨ!k!:.NocYixȺ+t64JGq[56jWV-WvjrlU^WVso?
O'l!W?;
@S LLcXWs|x|3bgbpj ~M?ƴ=Ѭ ѻNcz-)r7RtzK@AFN䄴&XJsgH{8qjQ\ms/zڑGB% ן&?s- /p>0/Z6}0š:r7t2 hj] G)="pIRK_B4h1H=[4J#Ncpg'/j