题目内容
计算:
(1)-a×(-a)2×(-a)3=______;
(2)(-a3)2=______;
(3)(3x3y)2=______;
(4)(-a)3÷a2=______
(5)
x3y2×(-6x2y)=______;
(6)(-3a2+b2-1)×(1-2a)=______;
(7)(a-5)(5+a)=______;
(8)(x+6)(x-2)=______;
(9)(a+3b)2=______;
(10)(2x-
y)2=______;
(11)(-4a3+12a4b-7a4b2)÷(-4a3)=______.
(1)-a×(-a)2×(-a)3=______;
(2)(-a3)2=______;
(3)(3x3y)2=______;
(4)(-a)3÷a2=______
(5)
| 3 |
| 2 |
(6)(-3a2+b2-1)×(1-2a)=______;
(7)(a-5)(5+a)=______;
(8)(x+6)(x-2)=______;
(9)(a+3b)2=______;
(10)(2x-
| 1 |
| 2 |
(11)(-4a3+12a4b-7a4b2)÷(-4a3)=______.
(1)-a×(-a)2×(-a)3=a6;
(2)(-a3)2=a6;
(3)(3x3y)2=9x6y2;
(4)(-a)3÷a2=-a;
(5)
x3y2×(-6x2y)=-9x5y3;
(6)(-3a2+b2-1)×(1-2a)=6a3-3a2+2a-1+b2-2ab2;
(7)(a-5)(5+a)=a2-25;
(8)(x+6)(x-2)=x2+4x-12;
(9)(a+3b)2=a2+6ab+9b2;
(10)(2x-
y)2=4x2-2xy+
y2;
(11)(-4a3+12a4b-7a4b2)÷(-4a3)=1-3ab+
ab2.
(2)(-a3)2=a6;
(3)(3x3y)2=9x6y2;
(4)(-a)3÷a2=-a;
(5)
| 3 |
| 2 |
(6)(-3a2+b2-1)×(1-2a)=6a3-3a2+2a-1+b2-2ab2;
(7)(a-5)(5+a)=a2-25;
(8)(x+6)(x-2)=x2+4x-12;
(9)(a+3b)2=a2+6ab+9b2;
(10)(2x-
| 1 |
| 2 |
| 1 |
| 4 |
(11)(-4a3+12a4b-7a4b2)÷(-4a3)=1-3ab+
| 7 |
| 4 |
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