數學題(含有指數,英文字母旁的數字便是指數)

2007-03-16 6:54 am
a8/b2×b5/a3

回答 (4)

2007-03-16 6:58 am
✔ 最佳答案
a^8/b^2*b^5/a^3
=a^(8-3)*b^(5-2)
=a^5b^3
2007-03-16 7:01 am
a^8 b^5
----- x ------
b^2 a^3

指數除法 係 將同一個數的指數相減,
所以答案就是

a^5b^3
2007-03-16 7:00 am
the answer is a5b3
2007-03-16 6:59 am
a8xb5
= _____
b2xa3

=(a8-3)(b5-2)
=a5b3
====


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