问题
解答题
(1)计算:
(2)分解因式:a3-ab2. |
答案
(1)
+(3 27
+π)0-|1-5
|2
=3+1-
+12
=5-
;2
(2)a3-ab2
=a(a2-b2)
=a(a+b)(a-b).
(1)计算:
(2)分解因式:a3-ab2. |
(1)
+(3 27
+π)0-|1-5
|2
=3+1-
+12
=5-
;2
(2)a3-ab2
=a(a2-b2)
=a(a+b)(a-b).