对于整数a,b,c,d,符号|a b c d |表示运算顺序ad-bc,已知1

对于整数a,b,c,d,符号|a b c d |表示运算顺序ad-bc,已知1
对于整数a,b,c,d,符号|a b c d |表示运算顺序ad-bc,已知1

对于整数a,b,c,d,符号|a b c d |表示运算顺序ad-bc,已知1
因为a,b,c,d是整数,所以
ad-bc也是整数
而1

Since 1980, economy of China has boosted a lot and China has become a great potential market. From a needle to an airplane,Air Jordan Shoes 23, no matter if it's a product or a service; there is nothi...

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No one around the world gives you the facility of free shipping. Even big online stores like e-bay or Amazon charge a lot for shipping. In comparison there are few big online shopping stores like Chinabuye which offers Free Shipping anywhere in the world.

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AD-BC=|ABCD | 1<| a b c d |<3 那么就可知1又可知 ABCD都是整数 那么可推得AB-CD所得亦是整数
又有1很简单的题哦 不要 忘记给分哈

因为1a.b.c.d是整数,
且a.b.c.d.的运算顺序是ad-bc
所以ad-bc的绝对值是2
所以ad-bc的值为正负2