定义新运算
\u5b9a\u4e49\u65b0\u8fd0\u7b97\u6211\u4e5f\u6709\u70b9\u4e0d\u4f1a\u505a\uff0c\u4f46\u7ed9\u4f60\u4e00\u4e9b\u8d44\u6599\u4e0d\u77e5\u9053\u4f60\u770b\u770b\u4f1a\u4e0d\u4f1a\u505a\uff1a
\u5b9a\u4e49\u65b0\u8fd0\u7b97\u662f\u6307\u7528\u4e00\u4e2a\u7b26\u53f7\u548c\u5df2\u77e5\u8fd0\u7b97\u8868\u8fbe\u5f0f\u8868\u793a\u4e00\u79cd\u65b0\u7684\u8fd0\u7b97\u3002 \u5982\uff1a \u8bbea\u25b3b=a+b+ab 3\u25b32=3+2+6=11 5\u25b35=5+5+25=35
\u4f8b\u9898\uff1a
\u5b9a\u4e49\u65b0\u8fd0\u7b97\u53ef\u4ee5\u4f5c\u4e3a\u4e00\u7c7b\u6570\u5b66\u95ee\u9898\uff0c\u5982\uff1a x,y\u8868\u793a\u4e24\u4e2a\u6570,\u89c4\u5b9a\u65b0\u8fd0\u7b97"*"\u53ca"\u25b3"\u5982\u4e0b:x*y=mx+ny,x\u25b3y=kxy,\u5176\u4e2d m,n,k\u5747\u4e3a\u81ea\u7136\u6570,\u5df2\u77e5 1*2=5,(2*3)\u25b34=64,\u6c42(1\u25b32)*3\u7684\u503c. \u5206\u6790 \u6211\u4eec\u91c7\u7528\u5206\u6790\u6cd5,\u4ece\u8981\u6c42\u7684\u95ee\u9898\u5165\u624b,\u9898\u76ee\u8981\u6c42(1\u25b32)*3\u7684\u503c,\u9996\u5148\u6211\u4eec\u8981\u8ba1\u7b971\u25b32,\u6839\u636e"\u25b3"\u7684\u5b9a\u4e49:1\u25b32=k\u00d71\u00d72=2k,\u7531\u4e8ek\u7684\u503c\u4e0d\u77e5\u9053,\u6240\u4ee5\u9996\u5148\u8981\u8ba1\u7b97\u51fak\u7684\u503c.k\u503c\u6c42\u51fa\u540e,1\u25b32\u7684\u503c\u4e5f\u5c31\u8ba1\u7b97\u51fa\u6765\u4e86,\u6211\u4eec\u8bbe1\u25b32=a. (1\u25b32)*3=a*3,\u6309"*"\u7684\u5b9a\u4e49: a*3=ma+3n,\u5728\u53ea\u6709\u6c42\u51fam,n\u65f6,\u6211\u4eec\u624d\u80fd\u8ba1\u7b97a*3\u7684\u503c.\u56e0\u6b64\u8981\u8ba1\u7b97(1\u25b32)* 3\u7684\u503c,\u6211\u4eec\u5c31\u8981\u5148\u6c42\u51fa k,m,n\u7684\u503c.\u901a\u8fc71*2 =5\u53ef\u4ee5\u6c42\u51fam,n\u7684\u503c,\u901a\u8fc7(2*3)\u25b34=64\u6c42\u51fa k\u7684\u503c. \u89e3 \u56e0\u4e3a1*2=m\u00d71+n\u00d72=m+2n,\u6240\u4ee5\u6709m+2n =5.\u53c8\u56e0\u4e3am,n\u5747\u4e3a\u81ea\u7136\u6570,\u6240\u4ee5\u89e3\u51fa: \u2460\u5f53m=1,n=2\u65f6: (2*3)\u25b34=(1\u00d72+2\u00d73)\u25b34 =8\u25b34=k\u00d78\u00d74=32k \u670932k=64,\u89e3\u51fak=2. \u2461\u5f53m=3,n=1\u65f6: (2*3)\u25b34=(3\u00d72+1\u00d73)\u25b34 =9\u25b34=k\u00d79\u00d74=36k \u6240\u4ee5m=l,n=2,k=2. (1\u25b32)*3=(2\u00d71\u00d72)*3 =4*3 =1\u00d74+2\u00d73 =10.
5\u25b33
\u5373p=5,q=3
\u6240\u4ee55\u25b33=5\u00d75+(5-3)\u00d72=29
\u6240\u4ee5
30\u25b3\uff085\u25b33\uff09=5\u25b329
\u8fd9\u91cc\u5c31\u662fp=30\uff0cq=29
\u6240\u4ee530\u25b3\uff085\u25b33\uff09=30\u00d730+(30-29)\u00d722=902
a※b=3分之1乘以a-ab
则12※（-1）=
a※b=a/3-4b
则12※（-1）=12/3-4*(-1)=4+4=8
把a=12 b=-1代入1/3a-4b就好了
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