- P(gun)]
GRE(sh)W(xu)γ}ĿY(ji)
1 ɗlֱб: һlxSintercede 3,ySintercede 4, һlxSintercede 4,һySintercede 3 ⣺slope1=/=-4/3 slop2=/=-3/4
עڃɗlֱбؓ(f)(sh), бʴһЩ.
2.ֱy+x=4, cx^2+y=4cľx?
⣺meykey:̖2 4-x=4-x2
3.һ}ĿXú˼džy=xx+1y=x-1ĈDһ?
^xD
4.һֱXSؾaYSϽؾbбǶ
]wS١LՄ
(sh)ʮλW(xu)ӳɹM(jn)볣У·v
⣺cʽгc,k=/=-b/a
5.A^Lľėl?
ֱ
6.Dһ,X,,Zքeɂǵ,Y(ni),X+Zc180+YĴС?
⣺ Y++=180
˳Y+180= X+Z
7.gΣɶ߅68ec24ĴС
⣺
8.߅8,5,6,5,6 A90l?
mykey:ǰߴ.
9.l߅6810.568ăɂc90ȱ
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