1.已知5+根号下7的小数部分为a,5-根号下7的小数部分为b.求a+b的值.2.已知2009-a的绝对值+根号下a-2010=a ,求a-2009^2的值.3.在△ABC中,∠B=90°,两直角边AB=60,BC=80,三角形内有一点P到各边的距离相等,求
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/28 04:32:41
xNWWH fx/L$'% .5l섭!a)Z0&`R?OBϝ3ZF̜{{{[lN~4Ky2_ʽvs$;&MfO_nd;eE"],ƔcY/# P>\ yXH`jE}iv8VIr{?MܯrzOYE9mx 2IĥT)A̒A@v(sVJl{_xz@eA)Ζr!bkDC*
e
0"oCbN'&E$"\IJJf.D6UdĿWrut{efȦ2&C#h)Y
v} $vU)\ #cx hE[
+r<<@7\8Ĥ!t?4u|'^oz;[]ѯNKWw"
᧖֟BVuw>b/(vu¬sa!̹¶qsTvp؝aڜ66Fa7'|U]K*bc)FA8mxEQ'칦..k_TxrOm--9Bk3َZEV>Hų|:K2Lsc+ٯݰkW 5 W\h.-oAnEYMgk
`qL8qqwY9w=h/yphqer69Z*sW[%3b+Xx'
FyQNAOǨU^0QրhX)~?]:ĵy8
[bHߠ$)n9mxKo-NAFߢdxJİֶ5|t6Q)M p ]i*:rR^ܓd|B\={έzw8QU7 wFfqģ6o,=wX'ʺ1IQ9WړY!7X\yR>g,(&'_5XxQPsԄ=ݔb6hsVHOgEuz4@4Ċ~^OVJ$U(lĄbJUf)H%Rȷ2E ijG *thorVe Y 5_PI%$g)!õl(g#e{H;IH\:H ^20̨O/R+D%25vZNd &+A "cEZ(wU1뫅ip?'vj/-dV>PR|&*+AVfZD~E͙W_h,@k!CPI֓lC/R)r"}0(C@
o%T
gMݧ\i4m~V}·1`d!{5|Mid+
P38U&YG$5dD)-
)R*C@
]0T_\M/362F@:M4P.EC4 qpZ`V{=\(T`i