问题
填空题
求值:
|
答案
设91=x,39=y,
原式=
+10000x+100x+x 10000y+100y+y
+10000x+10x 10000y+10y 1000000x+100x 1000000y+100y
=
+x y
+x y
=3×x y
=7.91 39
求值:
|
设91=x,39=y,
原式=
+10000x+100x+x 10000y+100y+y
+10000x+10x 10000y+10y 1000000x+100x 1000000y+100y
=
+x y
+x y
=3×x y
=7.91 39