问题
解答题
9
|
答案
9
×3.8+51 2
×9.5+1÷1 5 2 19
=9
×3.8+5.2×91 2
+1×91 2 1 2
=9
×(3.8+5.2+1)1 2
=9
×101 2
=95.
9
|
9
×3.8+51 2
×9.5+1÷1 5 2 19
=9
×3.8+5.2×91 2
+1×91 2 1 2
=9
×(3.8+5.2+1)1 2
=9
×101 2
=95.