题目内容
计算:
(1)(-2)0=______
(2)(102)6=______
(3)54÷53=______
(4)(-2x)3=______
(5)2x2•
x3=______
(6)(x+2)(x-3)=______
(7)-48ab2c÷3ab=______.
(1)(-2)0=______
(2)(102)6=______
(3)54÷53=______
(4)(-2x)3=______
(5)2x2•
1 |
2 |
(6)(x+2)(x-3)=______
(7)-48ab2c÷3ab=______.
(1)(-2)0=1;
(2)(102)6=108;
(3)54÷53=5;
(4)(-2x)3=-8x3;
(5)2x2•
x3=x5;
(6)(x+2)(x-3)=x2-x-6;
(7)-48ab2c÷3ab=-16bc.
故答案为:(1)1;(2)108;(3)5;(4)-8x3;(5)x5;(6)x2-x-6;(7)-16bc.
(2)(102)6=108;
(3)54÷53=5;
(4)(-2x)3=-8x3;
(5)2x2•
1 |
2 |
(6)(x+2)(x-3)=x2-x-6;
(7)-48ab2c÷3ab=-16bc.
故答案为:(1)1;(2)108;(3)5;(4)-8x3;(5)x5;(6)x2-x-6;(7)-16bc.
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