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> 计算:(1)a2•a-3=______(2)(-a2)-3=______(3)(2a-2)-3=______(4)a2÷a-4=______.-数学
计算:(1)a2•a-3=______(2)(-a2)-3=______(3)(2a-2)-3=______(4)a2÷a-4=______.-数学
题目简介
计算:(1)a2•a-3=______(2)(-a2)-3=______(3)(2a-2)-3=______(4)a2÷a-4=______.-数学
题目详情
计算:
(1)a
2
•a
-3
=______
(2)(-a
2
)
-3
=______
(3)(2a
-2
)
-3
=______
(4)a
2
÷a
-4
=______.
题型:填空题
难度:偏易
来源:不详
答案
(1)a2•a-3=a-1=
class="stub"1
a
;
(2)(-a2)-3=-a-6=-
class="stub"1
a
6
;
(3)(2a-2)-3=
class="stub"1
8
a6;
(4)a2÷a-4=a2-(-4)=a6.
故答案为:
class="stub"1
a
;-
class="stub"1
a
6
;
class="stub"1
8
a6;a6.
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题目简介
计算:(1)a2•a-3=______(2)(-a2)-3=______(3)(2a-2)-3=______(4)a2÷a-4=______.-数学
题目详情
(1)a2•a-3=______
(2)(-a2)-3=______
(3)(2a-2)-3=______
(4)a2÷a-4=______.
答案
(2)(-a2)-3=-a-6=-
(3)(2a-2)-3=
(4)a2÷a-4=a2-(-4)=a6.
故答案为: